부산대학교 도서관

Bengtson, Angela M ; Sanfilippo, Alan M ; Hughes, Brenna L ; Savitz, David A

In The Lancet Infectious Diseases April 2019 19(4):e120-e131

Prasad, Mona; Sandoval, Grecio J; Saade, George R; Hughes, Brenna L; Clifton, Rebecca G; Reddy, Uma M; Bartholomew, Anna; Salazar, Ashley; Chien, Edward K; Tita, Alan T N

Clinical Infectious Diseases. 12/15/2025, Vol. 81 Issue 6, p1102-1105. 4p.

Metz TD; University of Utah Health, Salt Lake City, Utah; Massachusetts General Hospital, Boston, Massachusetts; George Washington University, Washington, DC; University of California, San Francisco, San Francisco, and Stanford University, Palo Alto, California; Duke University, Durham, University of North Carolina at Chapel Hill, Chapel Hill, and WakeMed Health and Hospitals, Raleigh, North Carolina; University of New Mexico, Albuquerque, New Mexico; RECOVER Patient, Caregiver, or Community Advocate Representative, NYU Grossman School of Medicine, Mount Sinai Medical Center, and Columbia University, New York, and New York Presbyterian Queens, Queens, New York; University of Illinois Chicago and Northwestern University, Chicago, and NorthShore University Health System, Evanston, Illinois; The Ohio State University, Columbus, The MetroHealth System, Case Western Reserve University, and Case Western Reserve University and University Hospitals of Cleveland, Cleveland, TriHealth Good Samaritan Hospital, Cincinnati, and Wright State University Boonshoft School of Medicine, Dayton, Ohio; University of Alabama at Birmingham, Birmingham, Alabama; University of Arizona, Phoenix, Arizona; West Virginia University, Morgantown, West Virginia; University of Colorado School of Medicine, Aurora, Colorado; Christiana Care Health System, Newark, Delaware; University of Texas at Houston, Houston, University of Texas Medical Branch at Galveston, Galveston, and University of Texas Health Sciences Center San Antonio, San Antonio, Texas; Emory University, Atlanta, Georgia; Medical College of Wisconsin, Milwaukee, Wisconsin; Saint Peter's University Hospital, New Brunswick, New Jersey; University of Pennsylvania, Philadelphia, and University of Pittsburgh, Pittsburgh, Pennsylvania; Yale School of Medicine, New Haven, Connecticut; and Brown University, Providence, Rhode Island.; Reeder HT; Clifton RG; Flaherman V; Aragon LV; Baucom LC; Beamon CJ; Braverman A; Brown J; Carmilani M; Cao T; Chang A; Costantine MM; Dionne JA; Gibson KS; Gross RS; Guerreros E; Habli M; Hess R; Hillier L; Hodder S; Hoffman MC; Hoffman MK; Huang W; Hughes BL; Jia X; Kale M; Katz SD; Laleau V; Mendez-Figueroa H; McComsey GA; Ofotokun I; Okumura MJ; Pacheco LD; Palatnik A; Palomares KTS; Parry S; Pettker CM; Plunkett BA; Poppas A; Ramsey P; Reddy UM; Rouse DJ; Saade GR; Sandoval GJ; Sciurba F; Simhan HN; Skupski DW; Sowles A; Thorp JM Jr; Tita ATN; Wiegand S; Weiner SJ; Yee LM; Horwitz LI; Foulkes AS; Jacoby VL

Publisher: Lippincott Williams & Wilkins Country of Publication: United States NLM ID: 0401101 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1873-233X (Electronic) Linking ISSN: 00297844 NLM ISO Abbreviation: Obstet Gynecol Subsets: MEDLINE

Flaherman VJ; Division of General Pediatrics, Department of Pediatrics, University of California San Francisco, San Francisco, CA. Electronic address: valerie.flaherman@ucsf.edu.; Reeder HT; Department of Biostatistics, Massachusetts General Hospital, Boston, MA; Department of Medicine, Harvard Medical School, Boston, MA.; Martin-Herz SP; Division of Developmental Medicine, Departments of Pediatrics and Psychiatry, University of California San Francisco, San Francisco, CA.; Gallagher R; Department of Child and Adolescent Psychiatry, Child Study Center, NYU Grossman School of Medicine, New York, NY.; Cohen AK; Department of Epidemiology and Biostatistics, School of Medicine, University of California San Francisco, San Francisco, CA; Patient-Led Research Collaborative, Washington, DC; RECOVER Patient, Caregiver, or Community Advocate Representative, New York, NY.; Brown HE; RECOVER Patient, Caregiver, or Community Advocate Representative, New York, NY.; Clifton RG; Biostatistics Center, Milken Institute School of Public Health, George Washington University, Washington, DC.; Fischbein N; Department of Pediatrics, University of California San Francisco, San Francisco, CA.; Foulkes AS; Department of Biostatistics, Massachusetts General Hospital, Boston, MA; Department of Medicine, Harvard Medical School, Boston, MA; Department of Biostatistics, Harvard T.H. Chan School of Public Health, Boston, MA.; Jacoby VL; Department of Obstetrics, Gynecology, and Reproductive Sciences, University of California San Francisco, San Francisco, CA.; Jain N; RECOVER Patient, Caregiver, or Community Advocate Representative, New York, NY; Timeless Biosciences, Atlanta, GA.; Beamon CJ; Department of Maternal Fetal Medicine, WakeMed Health and Hospitals, Raleigh, NC.; Bahtiyar MO; Department of Obstetrics, Gynecology, and Reproductive Sciences, Yale School of Medicine, New Haven, CT.; Chang A; Department of Obstetrics, Gynecology, and Reproductive Sciences, University of California San Francisco, San Francisco, CA.; Costantine MM; Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, The Ohio State University, Columbus, OH.; Cruz Irving A; Department of Population Health, Clinical Science Core for RECOVER, NYU Grossman School of Medicine, New York, NY.; Gibson KS; Department of Obstetrics and Gynecology, The MetroHealth System, Cleveland, OH.; Hoffman MC; Department of Obstetrics and Gynecology, University of Colorado, Aurora, CO.; Hoffman MK; Department of Obstetrics and Gynecology, ChristianaCare, Wilmington, DE.; Hughes BL; Department of Obstetrics and Gynecology, Duke University, Durham, NC.; Katz SD; Department of Medicine, NYU Grossman School of Medicine, New York, NY.; Laleau V; Department of Pediatrics, University of California San Francisco, San Francisco, CA.; Mendez-Figueroa H; Department of Obstetrics and Gynecology, University of Texas Health Science Center at Houston, Children's Memorial Hermann Hospital, Houston, TX.; Monteiro J; Department of Biostatistics, Massachusetts General Hospital, Boston, MA.; Okumura MJ; University of California San Francisco, San Francisco, CA.; Pacheco LD; Division of Perinatal Research, Department of Obstetrics and Gynecology, University of Texas at Medical Branch, Galveston, TX.; Palomares KTS; Department of Obstetrics and Gynecology, St Peter's University Hospital, New Brunswick, NJ.; Parry S; Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, PA.; Plunkett BA; Division of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, Endeavor Health, Evanston, IL.; Reddy UM; Department of Obstetrics and Gynecology, Columbia University, New York, NY.; Rouse DJ; Division of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, Brown University, Providence, RI.; Saade GR; Division of Perinatal Research, Department of Obstetrics and Gynecology, University of Texas at Medical Branch, Galveston, TX.; Sandoval GJ; Biostatistics Center, Milken Institute School of Public Health, George Washington University, Washington, DC.; Simhan HN; Department of Obstetrics and Gynecology, University of Pittsburgh, Pittsburgh, PA.; Skupski DW; Department of Obstetrics and Gynecology, New York Presbyterian Queens, New York, NY.; Sowles A; Department of Obstetrics and Gynecology, University of Utah Health Sciences, Salt Lake City, UT.; Thorp JM Jr; Department of Obstetrics and Gynecology, University of North Carolina at Chapel Hill, Chapel Hill, NC.; Tita ATN; Division of Maternal-Fetal Medicine and Center for Research in Women's Health, Department of Obstetrics and Gynecology, University of Alabama at Birmingham, Birmingham, AL.; Weiner SJ; Biostatistics Center, Milken Institute School of Public Health, George Washington University, Washington, DC.; Wiegand S; Division of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, Miami Valley Hospital, Dayton, OH.; Yee LM; Division of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, Northwestern University, Chicago, IL.; Gross RS; Division of General Pediatrics, Department of Pediatrics, NYU Grossman School of Medicine, New York, NY.; Metz TD; Division of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, UT.

Publisher: Mosby Country of Publication: United States NLM ID: 0375410 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1097-6833 (Electronic) Linking ISSN: 00223476 NLM ISO Abbreviation: J Pediatr Subsets: MEDLINE

Grasch, Jennifer L; de Voest, Jessica A; Saade, George R; Hughes, Brenna L; Reddy, Uma M; Costantine, Maged M; Chien, Edward K; Tita, Alan T N; Thorp, John M; Metz, Torri D; Wapner, Ronald J; Sabharwal, Vishakha; Simhan, Hyagriv N; Swamy, Geeta K; Heyborne, Kent D; Sibai, Baha M; Grobman, William A; El-Sayed, Yasser Y; Casey, Brian M; Parry, Samuel; Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) Maternal-Fetal Medicine Units (MFMU) Network

Obstetrics & Gynecology. 143:449-455

Craig AM; Amanda M. Craig and Brenna L. Hughes are from Duke University Hospital, Durham, North Carolina; amanda.craig@duke.edu .; Hughes BL

Publisher: Lippincott Williams & Wilkins Country of Publication: United States NLM ID: 0401101 Publication Model: Print Cited Medium: Internet ISSN: 1873-233X (Electronic) Linking ISSN: 00297844 NLM ISO Abbreviation: Obstet Gynecol Subsets: MEDLINE; In Process

Martin SL; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Leach JM; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Sinkey R; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Boggess K; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Dugoff L; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Sibai B; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Hughes BL; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Bell J; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Aagaard K; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Edwards R; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Gibson KS; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Haas DM; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Plante L; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Metz TD; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Casey BM; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Longo S; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Saade GR; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Hoppe K; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Tuuli MG; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Owens MY; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Frey HA; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Rosen T; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Palatnik A; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Su EJ; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Krishna I; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Skupski D; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; El-Sayed YY; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Pereira L; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Magaan EF; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Habli M; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Williams S; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Pridjan G; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Parrish M; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Chang E; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Quinones J; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Kuo HC; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Szychowski JM; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.; Tita ATN; Department of Obstetrics and Gynecology, the Center for Women's Reproductive Health, and the Department of Biostatistics, University of Alabama at Birmingham, Birmingham, Alabama; the Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, and the Department of Obstetrics and Gynecology, Duke University, Durham, North Carolina; the Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, the Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, the Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, and the Department of Obstetrics and Gynecology, Lehigh Valley Health Network, Allentown, Pennsylvania; the Department of Obstetrics and Gynecology, University of Texas at Houston, and the Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, the Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, and the Department of Obstetrics and Gynecology, University of Texas Medical Branch, Galveston, Texas; HCA Healthcare and HCA Research Institute, Nashville, Tennessee; Maternal Fetal Care Center, Division of Fetal Medicine & Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts; the Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the Department of Obstetrics and Gynecology, MetroHealth/Case Western University, Cleveland, the Department of Obstetrics and Gynecology, The Ohio State University, Columbus, and the Division of Maternal-Fetal Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; the Department of Obstetrics and Gynecology, Indiana University, Indianapolis, Indiana; the Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, Utah; the Department of Obstetrics and Gynecology, Ochsner Health, and the Department of Obstetrics & Gynecology, Tulane University, New Orleans, Louisiana; the Department of Obstetrics and Gynecology, University of Wisconsin-Madison, and the Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, Wisconsin; the Department of Obstetrics and Gynecology, Washington University in St. Louis, St. Louis, Missouri; the Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi; the Department of Obstetrics and Gynecology, Robert Wood Johnson Medical School, Rutgers University, Brunswick, and the Department of Obstetrics, Gynecology and Reproductive Health, New Jersey Medical School, Rutgers Biomedical and Health Sciences, Newark, New Jersey; the Department of Obstetrics and Gynecology, University of Colorado, Aurora, Colorado; the Department of Obstetrics and Gynecology, Emory University, Atlanta, Georgia; the Department of Obstetrics and Gynecology, NewYork Presbyterian-Queens Hospital, Flushing, New York; the Department of Obstetrics and Gynecology, Stanford University, Stanford, California; the Oregon Health & Science University, Portland, Oregon; the Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas; the Department of Obstetrics and Gynecology, University of Kansas Medical Center, Kansas City, Kansas; and the Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, South Carolina.

Publisher: Wolters Kluwer Health, Inc Country of Publication: United States NLM ID: 9918787579406676 Publication Model: eCollection Cited Medium: Internet ISSN: 2994-9726 (Electronic) Linking ISSN: 29949726 NLM ISO Abbreviation: O G Open Subsets: PubMed not MEDLINE

Navti, Osric; Hughes, Brenna L; Tang, Julian W; Konje, Justin

Obstetrician & Gynaecologist. Oct2016, Vol. 18 Issue 4, p301-307. 7p.

Gilner, Jennifer; Kansal, Namita; Biggio, Joseph R; Delaney, Shani; Grotegut, Chad A; Hardy, Erica; Hirshberg, Adi; Kachikis, Alisa; LaCourse, Sylvia M; Martin, Jane; Metz, Torri D; Miller, Emily S; Norton, Mary E; Sinkey, Rachel; Sobhani, Nasim C; Son, Shannon L; Srinivas, Sindhu; Tita, Alan; Werner, Erika F; Hughes, Brenna L

Clinical Infectious Diseases. Jul2022, Vol. 75 Issue 1, pe322-e328. 7p.

Ma'ayeh M; Department of Obstetrics and Gynecology, The Ohio State University, Columbus, Ohio, USA.; de Voest JA; The George Washington University Biostatistics Center, Washington, District of Columbia, USA.; Hughes BL; University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA.; Grobman WA; Northwestern University, Chicago, Illinois, USA.; Saade GR; University of Texas Medical Branch, Galveston, Texas, USA.; Manuck TA; University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA.; Longo M; Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland, USA.; Simhan HN; University of Pittsburgh, Pittsburgh, Pennsylvania, USA.; Rouse DJ; Brown University, Providence, Rhode Island, USA.; Mendez-Figueroa H; University of Texas Health Science Center at Houston, Children's Memorial Hermann Hospital, Houston, Texas, USA.; Gyamfi-Bannerman C; Columbia University, New York, New York, USA.; Bailit JL; Case Western Reserve University, Cleveland, Ohio, USA.; Costantine MM; Department of Obstetrics and Gynecology, The Ohio State University, Columbus, Ohio, USA.; Sehdev HM; University of Pennsylvania, Philadelphia, Pennsylvania, USA.; Tita ATN; University of Alabama at Birmingham, Birmingham, Alabama, USA.; Metz TD; University of Utah Health Sciences Center, Salt Lake City, Utah, USA.

Publisher: Wiley-Blackwell Country of Publication: Denmark NLM ID: 8912860 Publication Model: Print Cited Medium: Internet ISSN: 1600-0897 (Electronic) Linking ISSN: 10467408 NLM ISO Abbreviation: Am J Reprod Immunol Subsets: MEDLINE

Bengtson, Angela M ; Sanfilippo, Alan M ; Hughes, Brenna L ; Savitz, David A

In The Lancet Infectious Diseases March 2019 19(3):238-239

Tita ATN; Department of Obstetrics and Gynecology and Center for Research in Women's Health, University of Alabama at Birmingham, Birmingham, AL. Electronic address: atita@uab.edu.; Hughes BL; Department of Obstetrics and Gynecology, Duke University Health System, Durham, NC.; Boggess K; Department of Obstetrics and Gynecology, The University of North Carolina at Chapel Hill School of Medicine, Chapel Hill, NC.

Publisher: Elsevier Country of Publication: United States NLM ID: 0370476 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1097-6868 (Electronic) Linking ISSN: 00029378 NLM ISO Abbreviation: Am J Obstet Gynecol Subsets: MEDLINE

Rouse DJ; Brown University, Providence, RI. Electronic address: drouse@wihri.org.; MacPherson C; The George Washington University Biostatistics Center, Washington, DC.; Saade GR; The University of Texas Medical Branch, Galveston, TX.; Dinsmoor MJ; Northwestern University, Chicago, IL.; Reddy UM; Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, MD.; Pass R; Department of Pediatrics, University of Alabama at Birmingham, Birmingham, AL.; Allard D; Brown University, Providence, RI.; Mallett G; Northwestern University, Chicago, IL.; Clifton RG; The George Washington University Biostatistics Center, Washington, DC.; Gyamfi-Bannerman C; Columbia University, New York, NY.; Varner MW; The University of Utah Health Sciences Center, Salt Lake City, UT.; Goodnight WH; The University of North Carolina at Chapel Hill, Chapel Hill, NC.; Tita ATN; University of Alabama at Birmingham, Birmingham, AL.; Costantine MM; The Ohio State University, Columbus, OH.; Swamy GK; Duke University, Durham, NC.; Heyborne KD; University of Colorado School of Medicine, Anschutz Medical Campus, Aurora, CO.; Chien EK; Case Western Reserve University, Cleveland, OH.; Chauhan SP; Children's Memorial Hermann Hospital, Houston, TX.; El-Sayed YY; Stanford University, Stanford, CA.; Casey BM; University of Texas Southwestern Medical Center, Dallas, TX.; Parry S; University of Pennsylvania, Philadelphia, PA.; Simhan HN; University of Pittsburgh, Pittsburgh, PA.; Napolitano PG; Madigan Army Medical Center, Joint Base Lewis-McChord, Fort Lewis, Washington.; Macones GA; Washington University, St. Louis, MO.; Hughes BL; Brown University, Providence, RI.

Publisher: Elsevier Country of Publication: United States NLM ID: 0370476 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1097-6868 (Electronic) Linking ISSN: 00029378 NLM ISO Abbreviation: Am J Obstet Gynecol Subsets: MEDLINE; In Process

Younge NE; Department of Pediatrics, Duke University School of Medicine, Durham, NC. Electronic address: noelle.younge@duke.edu.; Saha S; Social, Statistical and Environmental Sciences Unit, RTI International, Research Triangle Park, NC.; Brumbaugh JE; Department of Pediatric and Adolescent Medicine, Mayo Clinic, Rochester, MN.; Klein JM; Stead Family Department of Pediatrics, University of Iowa, Iowa City, IA.; Bell EF; Stead Family Department of Pediatrics, University of Iowa, Iowa City, IA.; Colaizy TT; Stead Family Department of Pediatrics, University of Iowa, Iowa City, IA.; Hughes BL; Department of Obstetrics and Gynecology, Duke University School of Medicine, Durham, NC.; Malcolm WF; Department of Pediatrics, Duke University School of Medicine, Durham, NC.; Goldberg RN; Department of Pediatrics, Duke University School of Medicine, Durham, NC.; Wyckoff MH; Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas, TX.; Van Meurs KP; Department of Pediatrics, Stanford University School of Medicine, Palo Alto, CA.; Das A; Biostatistics and Epidemiology Division, RTI International, Rockville, MD.; Cotten CM; Department of Pediatrics, Duke University School of Medicine, Durham, NC.

Publisher: Elsevier Country of Publication: United States NLM ID: 0370476 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1097-6868 (Electronic) Linking ISSN: 00029378 NLM ISO Abbreviation: Am J Obstet Gynecol Subsets: MEDLINE

Watkins VY; Department of Obstetrics and Gynecology, Duke University School of Medicine, Durham, NC. Electronic address: virginia.watkins@duke.edu.; Melendez Torres AE; Department of Obstetrics and Gynecology, Duke University School of Medicine, Durham, NC.; Prado MC; Department of Obstetrics and Gynecology, Duke University School of Medicine, Durham, NC.; Singh E; Department of Obstetrics and Gynecology, Duke University School of Medicine, Durham, NC.; Federspiel JJ; Department of Obstetrics and Gynecology, Duke University School of Medicine, Durham, NC; Department of Population Health Sciences, Duke University School of Medicine, Durham, NC; Department of Medicine, Duke University School of Medicine, Durham, NC.; Snow SC; Department of Medicine, Duke University School of Medicine, Durham, NC.; Sugrue RP; Department of Obstetrics and Gynaecology, Coombe University Hospital, University College Dublin, Dublin, Ireland.; Wheeler SM; Department of Obstetrics and Gynecology, Duke University School of Medicine, Durham, NC.; Unnithan S; Department of Biostatistics and Bioinformatics, Duke University School of Medicine, Durham, NC.; Erkanli A; Department of Biostatistics and Bioinformatics, Duke University School of Medicine, Durham, NC.; Hughes BL; Department of Obstetrics and Gynecology, Duke University School of Medicine, Durham, NC.

Publisher: Elsevier Country of Publication: United States NLM ID: 0370476 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1097-6868 (Electronic) Linking ISSN: 00029378 NLM ISO Abbreviation: Am J Obstet Gynecol Subsets: MEDLINE

Boggess K; University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; Duke University, Durham, North Carolina; the University of Alabama at Birmingham, Birmingham, and South Alabama University, Mobile, Alabama; the University of Pennsylvania, Philadelphia, St. Luke's University Health Network, Bethlehem, Penn State University, University Park, and Magee-Womens Hospital, Pittsburgh, Pennsylvania; the University of Houston and HCA Healthcare, Houston, and the University of Texas, Austin, Texas; the University of Florida, Gainesville, Florida; MetroHealth, Cleveland, The Ohio State University, Columbus, Cincinnati Children's Hospital, Cincinnati, and Premier Health, Dayton, Ohio; Indiana University, Indianapolis, Indiana; the University of Utah, Salt Lake, Utah; Ochsner Health and Tulane University, New Orleans, Louisiana; West Virginia University, Morgantown, West Virginia; Eastern Virginia Medical School, Norfolk, Virginia; the University of Wisconsin, Madison, and the Medical College of Wisconsin, Milwaukee, Wisconsin; Saint Peter's University Hospital and Rutgers University, New Brunswick, New Jersey; the University of Mississippi, Jackson, Mississippi; NYU Langone Health, Garden City, and Cornell University, New York, New York; the University of Colorado, Aurora, Colorado; Emory University, Atlanta, Georgia; the University of California, San Francisco, San Francisco, and Stanford University, Stanford, California; Oregon Health & Science University, Portland, Oregon; the Medical University of South Carolina, Charleston, South Carolina; Vanderbilt University, Nashville, Tennessee; and the National Institutes of Health, Bethesda, Maryland.; Leach J; Dugoff L; Sibai B; Hughes BL; Bell J; Aagaard K; Edwards R; Gibson K; Haas DM; Plante L; Metz T; Casey B; Longo S; Hoffman MK; Saade GR; Hoppe KK; Foroutan J; Owens M; Simhan HN; Frey H; Rosen T; Palatnik A; Baker S; Kinzler W; Su E; Krishna I; Norton ME; Skupski D; El-Sayed YY; Librizzi R; Pereira L; Habli M; Williams S; Pridijan G; McKenna DS; Chang E; Osmundson S; Galis Z; Harper L; Ambalavanan N; Szychowski J; Tita A

Publisher: Lippincott Williams & Wilkins Country of Publication: United States NLM ID: 0401101 Publication Model: Electronic Cited Medium: Internet ISSN: 1873-233X (Electronic) Linking ISSN: 00297844 NLM ISO Abbreviation: Obstet Gynecol Subsets: MEDLINE

Bruno AM; University of Utah Health Sciences Center, Salt Lake City, Utah; The George Washington University Biostatistics Center, Washington, DC; the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; Northwestern University, Chicago, Illinois; the University of Texas Medical Branch, Galveston, and the University of Texas Health Science Center at Houston, Children's Memorial Hermann Hospital, Houston, Texas; the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland; the University of Pittsburgh, Pittsburgh, and the University of Pennsylvania, Philadelphia, Pennsylvania; Brown University, Women and Infants Hospital of Rhode Island, Providence, Rhode Island; Columbia University, New York, New York; Case Western Reserve University, Cleveland, and The Ohio State University, Columbus, Ohio; and the University of Alabama at Birmingham, Birmingham, Alabama.; Sandoval GJ; Hughes BL; Grobman WA; Saade GR; Manuck TA; Longo M; Simhan HN; Rouse DJ; Mendez-Figueroa H; Gyamfi-Bannerman C; Bailit JL; Costantine MM; Sehdev HM; Tita ATN

Publisher: Lippincott Williams & Wilkins Country of Publication: United States NLM ID: 0401101 Publication Model: Electronic Cited Medium: Internet ISSN: 1873-233X (Electronic) Linking ISSN: 00297844 NLM ISO Abbreviation: Obstet Gynecol Subsets: MEDLINE

Harper LM; Department of Women's Health, University of Texas at Austin, Austin, TX. Electronic address: lorie.harper@austin.utexas.edu.; Kuo HC; Department of Biostatistics, University of Alabama at Birmingham, Birmingham, AL.; Boggess K; Department of Obstetrics and Gynecology, University of North Carolina Chapel Hill, Chapel Hill, NC.; Dugoff L; Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, PA.; Sibai B; Department of Obstetrics and Gynecology, University of Texas at Houston, Houston, TX.; Lawrence K; Department of Obstetrics and Gynecology, Columbia University, New York, NY.; Hughes BL; Department of Obstetrics and Gynecology, Duke University, Durham, NC.; Bell J; Department of Obstetrics and Gynecology, St. Luke's University Health Network, Bethlehem, PA.; Aagaard K; Department of Obstetrics and Gynecology, Baylor College of Medicine and Texas Children's Hospital and HCA Healthcare and HCA Healthcare Research Institute, Nashville, TN; HCA Texas Maternal Fetal Medicine, Houston, TX.; Edwards RK; Department of Obstetrics and Gynecology, University of Oklahoma Health Sciences, Oklahoma City, OK.; Gibson KS; MetroHealth System, Cleveland, OH.; Haas DM; Department of Obstetrics and Gynecology, Indiana University, Bloomington, IN.; Plante L; Department of Obstetrics and Gynecology, Pennsylvania State College of Medicine, Hershey, PA.; Metz TD; Department of Obstetrics and Gynecology, University of Utah Health, Salt Lake City, UT.; Casey BM; Department of Obstetrics and Gynecology, University of Texas Southwestern, Dallas, TX.; Esplin S; Department of Obstetrics & Gynecology, Intermountain Healthcare, Salt Lake City, UT.; Longo S; Department of Obstetrics and Gynecology, Ochsner Baptist Medical Center, New Orleans, LA.; Hoffman M; Department of Obstetrics and Gynecology, Christiana Care Health Services, Newark, DE.; Saade GR; Department of Obstetrics and Gynecology, Eastern Virginia Medical Center, Norfolk, VA.; Hoppe K; Department of Obstetrics and Gynecology, University of Wisconsin, Madison, WI.; Foroutan J; Department of Obstetrics and Gynecology, St. Peters University Hospital, New Brunswick, NJ.; Tuuli MG; Department of Obstetrics and Gynecology, Washington University, St. Louis, MO.; Owens MY; Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, MS.; Simhan HN; Department of Obstetrics and Gynecology, Magee Women's Hospital and University of Pittsburgh, Pittsburgh, PA.; Frey HA; Department of Obstetrics and Gynecology, Ohio State University, Columbus, OH.; Rosen T; Department of Obstetrics and Gynecology, Rutgers University-Robert Wood Johnson Medical School, New Brunswick, NJ.; Palatnik A; Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee, WI.; August P; Department of Medicine, Weill Cornell University, New York, NY.; Reddy UM; Department of Obstetrics and Gynecology, Yale University, New Haven, CT.; Kinzler W; Department of Obstetrics and Gynecology, Winthrop University Hospital, Mineola, NY.; Su EJ; Department of Obstetrics and Gynecology, University of Colorado, Boulder, CO.; Krishna I; Department of Obstetrics and Gynecology, Emory University, Atlanta, GA.; Nguyen NA; Department of Obstetrics and Gynecology, Denver Health, Denver, CO.; Norton ME; Department of Obstetrics, Gynecology, and Reproductive Sciences, University of California, San Francisco, San Francisco, CA.; Skupski D; Department of Obstetrics and Gynecology, New York Presbyterian Queens Hospital, Flushing, NY.; El-Sayed YY; Department of Obstetrics and Gynecology, Stanford University, Stanford, CA.; Galis ZS; Division of Cardiovascular Sciences, NHLBI, Bethesda, MD.; Ambalavanan N; Division of Neonatology, Department of Pediatrics, Center for Women's Reproductive Health, University of Alabama at Birmingham, Birmingham, AL.; Oparil S; Division of Cardiovascular Disease, Department of Medicine, Center for Women's Reproductive Health, University of Alabama at Birmingham, Birmingham, AL.; Szychowski JM; Department of Biostatistics, Center for Women's Reproductive Health, University of Alabama at Birmingham, Birmingham, AL.; Tita ATN; Department of Obstetrics and Gynecology, Center for Women's Reproductive Health, University of Alabama at Birmingham, Birmingham, AL.

Publisher: Elsevier Country of Publication: United States NLM ID: 0370476 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1097-6868 (Electronic) Linking ISSN: 00029378 NLM ISO Abbreviation: Am J Obstet Gynecol Subsets: MEDLINE

Bruno AM; University of Utah Health Sciences Center, Salt Lake City, Utah; the George Washington University Biostatistics Center, Washington, DC; the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; Northwestern University, Chicago, Illinois; the University of Texas Medical Branch, Galveston, and the University of Texas Health Science Center at Houston, Children's Memorial Hermann Hospital, Houston, Texas; the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland; the University of Pittsburgh, Pittsburgh, and the University of Pennsylvania, Philadelphia, Pennsylvania; Brown University, Women and Infants Hospital of Rhode Island, Providence, Rhode Island; Columbia University, New York, New York; Case Western Reserve University, Cleveland, and The Ohio State University, Columbus, Ohio; and the University of Alabama at Birmingham, Birmingham, Alabama.; Sandoval GJ; University of Utah Health Sciences Center, Salt Lake City, Utah; the George Washington University Biostatistics Center, Washington, DC; the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; Northwestern University, Chicago, Illinois; the University of Texas Medical Branch, Galveston, and the University of Texas Health Science Center at Houston, Children's Memorial Hermann Hospital, Houston, Texas; the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland; the University of Pittsburgh, Pittsburgh, and the University of Pennsylvania, Philadelphia, Pennsylvania; Brown University, Women and Infants Hospital of Rhode Island, Providence, Rhode Island; Columbia University, New York, New York; Case Western Reserve University, Cleveland, and The Ohio State University, Columbus, Ohio; and the University of Alabama at Birmingham, Birmingham, Alabama.; Hughes BL; University of Utah Health Sciences Center, Salt Lake City, Utah; the George Washington University Biostatistics Center, Washington, DC; the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; Northwestern University, Chicago, Illinois; the University of Texas Medical Branch, Galveston, and the University of Texas Health Science Center at Houston, Children's Memorial Hermann Hospital, Houston, Texas; the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland; the University of Pittsburgh, Pittsburgh, and the University of Pennsylvania, Philadelphia, Pennsylvania; Brown University, Women and Infants Hospital of Rhode Island, Providence, Rhode Island; Columbia University, New York, New York; Case Western Reserve University, Cleveland, and The Ohio State University, Columbus, Ohio; and the University of Alabama at Birmingham, Birmingham, Alabama.; Grobman WA; University of Utah Health Sciences Center, Salt Lake City, Utah; the George Washington University Biostatistics Center, Washington, DC; the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; Northwestern University, Chicago, Illinois; the University of Texas Medical Branch, Galveston, and the University of Texas Health Science Center at Houston, Children's Memorial Hermann Hospital, Houston, Texas; the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland; the University of Pittsburgh, Pittsburgh, and the University of Pennsylvania, Philadelphia, Pennsylvania; Brown University, Women and Infants Hospital of Rhode Island, Providence, Rhode Island; Columbia University, New York, New York; Case Western Reserve University, Cleveland, and The Ohio State University, Columbus, Ohio; and the University of Alabama at Birmingham, Birmingham, Alabama.; Saade GR; University of Utah Health Sciences Center, Salt Lake City, Utah; the George Washington University Biostatistics Center, Washington, DC; the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; Northwestern University, Chicago, Illinois; the University of Texas Medical Branch, Galveston, and the University of Texas Health Science Center at Houston, Children's Memorial Hermann Hospital, Houston, Texas; the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland; the University of Pittsburgh, Pittsburgh, and the University of Pennsylvania, Philadelphia, Pennsylvania; Brown University, Women and Infants Hospital of Rhode Island, Providence, Rhode Island; Columbia University, New York, New York; Case Western Reserve University, Cleveland, and The Ohio State University, Columbus, Ohio; and the University of Alabama at Birmingham, Birmingham, Alabama.; Manuck TA; University of Utah Health Sciences Center, Salt Lake City, Utah; the George Washington University Biostatistics Center, Washington, DC; the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; Northwestern University, Chicago, Illinois; the University of Texas Medical Branch, Galveston, and the University of Texas Health Science Center at Houston, Children's Memorial Hermann Hospital, Houston, Texas; the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland; the University of Pittsburgh, Pittsburgh, and the University of Pennsylvania, Philadelphia, Pennsylvania; Brown University, Women and Infants Hospital of Rhode Island, Providence, Rhode Island; Columbia University, New York, New York; Case Western Reserve University, Cleveland, and The Ohio State University, Columbus, Ohio; and the University of Alabama at Birmingham, Birmingham, Alabama.; Longo M; University of Utah Health Sciences Center, Salt Lake City, Utah; the George Washington University Biostatistics Center, Washington, DC; the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; Northwestern University, Chicago, Illinois; the University of Texas Medical Branch, Galveston, and the University of Texas Health Science Center at Houston, Children's Memorial Hermann Hospital, Houston, Texas; the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland; the University of Pittsburgh, Pittsburgh, and the University of Pennsylvania, Philadelphia, Pennsylvania; Brown University, Women and Infants Hospital of Rhode Island, Providence, Rhode Island; Columbia University, New York, New York; Case Western Reserve University, Cleveland, and The Ohio State University, Columbus, Ohio; and the University of Alabama at Birmingham, Birmingham, Alabama.; Simhan HN; University of Utah Health Sciences Center, Salt Lake City, Utah; the George Washington University Biostatistics Center, Washington, DC; the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; Northwestern University, Chicago, Illinois; the University of Texas Medical Branch, Galveston, and the University of Texas Health Science Center at Houston, Children's Memorial Hermann Hospital, Houston, Texas; the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland; the University of Pittsburgh, Pittsburgh, and the University of Pennsylvania, Philadelphia, Pennsylvania; Brown University, Women and Infants Hospital of Rhode Island, Providence, Rhode Island; Columbia University, New York, New York; Case Western Reserve University, Cleveland, and The Ohio State University, Columbus, Ohio; and the University of Alabama at Birmingham, Birmingham, Alabama.; Rouse DJ; University of Utah Health Sciences Center, Salt Lake City, Utah; the George Washington University Biostatistics Center, Washington, DC; the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; Northwestern University, Chicago, Illinois; the University of Texas Medical Branch, Galveston, and the University of Texas Health Science Center at Houston, Children's Memorial Hermann Hospital, Houston, Texas; the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland; the University of Pittsburgh, Pittsburgh, and the University of Pennsylvania, Philadelphia, Pennsylvania; Brown University, Women and Infants Hospital of Rhode Island, Providence, Rhode Island; Columbia University, New York, New York; Case Western Reserve University, Cleveland, and The Ohio State University, Columbus, Ohio; and the University of Alabama at Birmingham, Birmingham, Alabama.; Mendez-Figueroa H; University of Utah Health Sciences Center, Salt Lake City, Utah; the George Washington University Biostatistics Center, Washington, DC; the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; Northwestern University, Chicago, Illinois; the University of Texas Medical Branch, Galveston, and the University of Texas Health Science Center at Houston, Children's Memorial Hermann Hospital, Houston, Texas; the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland; the University of Pittsburgh, Pittsburgh, and the University of Pennsylvania, Philadelphia, Pennsylvania; Brown University, Women and Infants Hospital of Rhode Island, Providence, Rhode Island; Columbia University, New York, New York; Case Western Reserve University, Cleveland, and The Ohio State University, Columbus, Ohio; and the University of Alabama at Birmingham, Birmingham, Alabama.; Gyamfi-Bannerman C; University of Utah Health Sciences Center, Salt Lake City, Utah; the George Washington University Biostatistics Center, Washington, DC; the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; Northwestern University, Chicago, Illinois; the University of Texas Medical Branch, Galveston, and the University of Texas Health Science Center at Houston, Children's Memorial Hermann Hospital, Houston, Texas; the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland; the University of Pittsburgh, Pittsburgh, and the University of Pennsylvania, Philadelphia, Pennsylvania; Brown University, Women and Infants Hospital of Rhode Island, Providence, Rhode Island; Columbia University, New York, New York; Case Western Reserve University, Cleveland, and The Ohio State University, Columbus, Ohio; and the University of Alabama at Birmingham, Birmingham, Alabama.; Bailit JL; University of Utah Health Sciences Center, Salt Lake City, Utah; the George Washington University Biostatistics Center, Washington, DC; the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; Northwestern University, Chicago, Illinois; the University of Texas Medical Branch, Galveston, and the University of Texas Health Science Center at Houston, Children's Memorial Hermann Hospital, Houston, Texas; the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland; the University of Pittsburgh, Pittsburgh, and the University of Pennsylvania, Philadelphia, Pennsylvania; Brown University, Women and Infants Hospital of Rhode Island, Providence, Rhode Island; Columbia University, New York, New York; Case Western Reserve University, Cleveland, and The Ohio State University, Columbus, Ohio; and the University of Alabama at Birmingham, Birmingham, Alabama.; Costantine MM; University of Utah Health Sciences Center, Salt Lake City, Utah; the George Washington University Biostatistics Center, Washington, DC; the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; Northwestern University, Chicago, Illinois; the University of Texas Medical Branch, Galveston, and the University of Texas Health Science Center at Houston, Children's Memorial Hermann Hospital, Houston, Texas; the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland; the University of Pittsburgh, Pittsburgh, and the University of Pennsylvania, Philadelphia, Pennsylvania; Brown University, Women and Infants Hospital of Rhode Island, Providence, Rhode Island; Columbia University, New York, New York; Case Western Reserve University, Cleveland, and The Ohio State University, Columbus, Ohio; and the University of Alabama at Birmingham, Birmingham, Alabama.; Sehdev HM; University of Utah Health Sciences Center, Salt Lake City, Utah; the George Washington University Biostatistics Center, Washington, DC; the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; Northwestern University, Chicago, Illinois; the University of Texas Medical Branch, Galveston, and the University of Texas Health Science Center at Houston, Children's Memorial Hermann Hospital, Houston, Texas; the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland; the University of Pittsburgh, Pittsburgh, and the University of Pennsylvania, Philadelphia, Pennsylvania; Brown University, Women and Infants Hospital of Rhode Island, Providence, Rhode Island; Columbia University, New York, New York; Case Western Reserve University, Cleveland, and The Ohio State University, Columbus, Ohio; and the University of Alabama at Birmingham, Birmingham, Alabama.; Tita ATN; University of Utah Health Sciences Center, Salt Lake City, Utah; the George Washington University Biostatistics Center, Washington, DC; the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; Northwestern University, Chicago, Illinois; the University of Texas Medical Branch, Galveston, and the University of Texas Health Science Center at Houston, Children's Memorial Hermann Hospital, Houston, Texas; the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland; the University of Pittsburgh, Pittsburgh, and the University of Pennsylvania, Philadelphia, Pennsylvania; Brown University, Women and Infants Hospital of Rhode Island, Providence, Rhode Island; Columbia University, New York, New York; Case Western Reserve University, Cleveland, and The Ohio State University, Columbus, Ohio; and the University of Alabama at Birmingham, Birmingham, Alabama.

Publisher: Wolters Kluwer Health, Inc Country of Publication: United States NLM ID: 9918787579406676 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 2994-9726 (Electronic) Linking ISSN: 29949726 NLM ISO Abbreviation: O G Open Subsets: PubMed not MEDLINE

Sandoval GJ; Departments of Obstetrics and Gynecology, The Ohio State University, Columbus, and Case Western Reserve University, Cleveland, Ohio, University of Texas Medical Branch, Galveston, University of Texas Health Science Center at Houston-Children's Memorial Hermann Hospital, Houston, University of Texas Southwestern Medical Center, Dallas, and University of Texas at Austin, Austin, Texas, Brown University, Providence, Rhode Island, University of Alabama at Birmingham, Birmingham, Alabama, University of North Carolina at Chapel Hill, Chapel Hill, and Duke University, Durham, North Carolina, University of Utah Health Sciences Center, Salt Lake City, Utah, Columbia University, New York, New York, Boston Medical Center, Boston, Massachusetts, University of Pittsburgh, Pittsburgh, and University of Pennsylvania, Philadelphia, Pennsylvania, University of Colorado School of Medicine, Anschutz Medical Campus, Aurora, Colorado, Northwestern University, Chicago, Illinois, and Stanford University, Stanford, California; and the George Washington University Biostatistics Center, Washington, DC; and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland.; Saade GR; Hughes BL; Clifton RG; Reddy UM; Bartholomew A; Salazar A; Chien EK; Tita ATN; Thorp JM Jr; Metz TD; Wapner RJ; Sabharwal V; Simhan HN; Swamy GK; Heyborne KD; Sibai BM; Grobman WA; El-Sayed YY; Casey BM; Parry S; Macones GA; Prasad M

Publisher: Lippincott Williams & Wilkins Country of Publication: United States NLM ID: 0401101 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1873-233X (Electronic) Linking ISSN: 00297844 NLM ISO Abbreviation: Obstet Gynecol Subsets: MEDLINE