학술논문

발행년
-
(예 : 2010-2015)
'학술논문' 에서 검색결과 623건 | 목록 1~10
Academic Journal
Journal of Experimental Pharmacology, Vol Volume 13, Pp 291-302 (2021)
Academic Journal
Curić A; Museum of Croatian Archaeological Monuments, Gunjačina 3, 21 000, Split, Croatia.; Cavalli F; Research Unit of Paleoradiology an Allied Sciences, via della Pietà 2/1, Ospedale Maggiore, Trieste, Italy.; Bašić Ž; University Department of Forensic Sciences, University of Split, Ruđera Boškovića 33, 21000, Split, Croatia.; Kružić I; University Department of Forensic Sciences, University of Split, Ruđera Boškovića 33, 21000, Split, Croatia.; Skejić I; University Hospital Center in Split, Department of Diagnostic and Interventional Radiology, Spinčićeva 1, 21000, Split, Croatia.; Dolić K; University Hospital Center in Split, Department of Diagnostic and Interventional Radiology, Spinčićeva 1, 21000, Split, Croatia.; University Department of Health Studies, University of Split, Ruđera Boškovića 35, 21000, Split, Croatia.; Tojčić D; Museum of Croatian Archaeological Monuments, Gunjačina 3, 21 000, Split, Croatia.; Jerković I; University Department of Forensic Sciences, University of Split, Ruđera Boškovića 33, 21000, Split, Croatia.
Publisher: Elsevier Ltd Country of Publication: England NLM ID: 101672560 Publication Model: eCollection Cited Medium: Print ISSN: 2405-8440 (Print) Linking ISSN: 24058440 NLM ISO Abbreviation: Heliyon Subsets: PubMed not MEDLINE
Academic Journal
Martelli M; Sapienza University, Division of Hematology, Department of Translational and Precision Medicine, Rome, Italy.; Ceriani L; Institute of Oncology Research (IOR), Bellinzona, Switzerland.; Ente Ospedaliero Cantonale, Imaging Institute of Southern Switzerland, Lugano, Switzerland.; Università della Svizzera Italiana, Faculty of Biomedical Sciences, Lugano, Switzerland.; Ciccone G; AOU Città della Salute e della Scienza di Torino and CPO Piemonte, Clinical Epidemiology Unit, Turin, Italy.; Ricardi U; University of Turin, Department of Oncology, Turin, Italy.; Kriachok I; National Cancer Institute, Onco-Hematology Department, Kyiv, Ukraine.; Botto B; AOU Città della Salute e della Scienza, Department of Hematology, Turin, Italy.; Balzarotti M; IRCCS Humanitas Research Hospital, Department of Medical Oncology and Hematology, Rozzano Milan, Italy.; Tucci A; ASST Spedali Civili, Department of Haematology, Brescia, Italy.; Usai SV; AO Brotzu - Ospedale Oncologico Businco, Unit of Hematology and Bone Marrow Transplant, Cagliari, Italy.; Zilioli VR; ASST Grande Ospedale Metropolitano Niguarda, Division of Hematology, Milan, Italy.; Pennese E; Presidio Ospedaliero Pescara, Unità Operativa Semplice Dipartimentale Centro Diagnosi e Terapia Linfomi, Pescara, Italy.; Arcaini L; University of Pavia, Department of Molecular Medicine, Pavia, Italy.; Fondazione IRCCS Policlinico San Matteo, Division of Hematology, Pavia, Italy.; Dabrowska-Iwanicka A; Maria Sklodowska-Curie National Research Institute of Oncology, Department of Lymphoid Malignancies, Warsaw, Poland.; Ferreri AJ; IRCCS San Raffaele Scientific Institute, Lymphoma Unit, Milan, Italy.; University Vita-Salute San Raffaele, Milan, Italy.; Merli F; Azienda USL-IRCCS of Reggio Emilia, Department of Hematology, Reggio Emilia, Italy.; Zhao W; Ruijin Hospital Affiliated to Shanghai Jiao Tong University School of Medicine, Department of Hematology, Shanghai, China.; Rigacci L; AOU Careggi, Department of Hematology, Florence, Italy.; Cellini C; Ospedale Santa Maria delle Croci, Department of Hematology, Ravenna, Italy.; Hodgson D; Princess Margaret Cancer Centre, Radiation Medicine Program, Toronto, Canada.; Ionescu C; Inselspital, Bern University Hospital, University of Bern, Department of Radiation Oncology, Bern, Switzerland.; Minoia C; IRCCS Istituto Tumori Giovanni Paolo II, Hematology Unit, Bari, Italy.; Lucchini E; ASU Friuli Centrale, Unit of Hematology, Udine, Italy.; Present affiliation: ASU Giuliano Isontina, Ospedale Maggiore, Trieste, Italy.; Spina M; Centro di Riferimento Oncologico IRCCS, Division of Medical Oncology and Immunerelated Tumors, Aviano, Italy.; Fosså A; Oslo University Hospital, Department of Oncology, Oslo, Norway.; University of Oslo, KG Jebsen Center for B-cell malignancies, Oslo, Norway.; Janikova A; University Hospital Brno, Brno, Czech Republic.; Cwynarski K; University College London Hospitals NHS Trust, Department of Hematology, London, UK.; Mikhaeel G; Guy's and St Thomas' NHS Foundation Trust, Guy's Cancer Center, London, UK.; Jerkeman M; Skane University Hospital, Department of Oncology, Lund University, Lund, Sweden.; Di Rocco A; Sapienza University, Division of Hematology, Department of Translational and Precision Medicine, Rome, Italy.; Stepanishyna Y; National Cancer Institute, Onco-Hematology Department, Kyiv, Ukraine.; Vitolo U; AOU Città della Salute e della Scienza, Department of Hematology, Turin, Italy.; Present affiliation: Fondazione del Piemonte per l'Oncologia-IRCCS, Candiolo Cancer Institute, Candiolo, Italy.; Santoro A; IRCCS Humanitas Research Hospital, Department of Medical Oncology and Hematology, Rozzano Milan, Italy.; Humanitas University, Department of Biomedical Sciences, Pieve Emanuele, Italy.; Re A; ASST Spedali Civili, Department of Haematology, Brescia, Italy.; Puccini B; AOU Careggi, Department of Hematology, Florence, Italy.; Olivieri J; ASU Friuli Centrale, Unit of Hematology, Udine, Italy.; Petrucci L; Sapienza University, Division of Hematology, Department of Translational and Precision Medicine, Rome, Italy.; Barrington SF; King's College London and Guy's and St Thomas' PET Centre, School of Biomedical Engineering and Imaging Sciences, King's College London, UK.; Malkowski B; Nicolaus Copernicus University, Department of Diagnostics Imagining, Torun, Poland.; Metser U; University Health Network, Princess Margaret Hospital; University Medical Imaging Toronto; University of Toronto, Canada.; Versari A; Azienda USL-IRCCS of Reggio Emilia, Department of Nuclear Medicine, Oncology and High Technology, Reggio Emilia, Italy.; Chauvie S; AO Santa Croce e Carle, Department of Medical Physics, Cuneo, Italy.; Walewski J; Maria Sklodowska-Curie National Research Institute of Oncology, Department of Lymphoid Malignancies, Warsaw, Poland.; Trneny M; Charles University, General Hospital, Department of Medical Oncology, Prague, Czech Republic.; Cavalli F; Institute of Oncology Research (IOR), Bellinzona, Switzerland.; Gospodarowicz M; Princess Margaret Cancer Centre, Radiation Medicine Program, Toronto, Canada.; Johnson PWM; University of Southampton, Clinical Trials Unit, School of Cancer Sciences, Southampton, UK.; Davies A; University of Southampton, Clinical Trials Unit, School of Cancer Sciences, Southampton, UK.; Zucca E; Institute of Oncology Research (IOR), Bellinzona, Switzerland.; Università della Svizzera Italiana, Faculty of Biomedical Sciences, Lugano, Switzerland.; Ente Ospedaliero Cantonale, Oncology Institute of Southern Switzerland, Bellinzona, Switzerland.
Publisher: American Society of Clinical Oncology Country of Publication: United States NLM ID: 8309333 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1527-7755 (Electronic) Linking ISSN: 0732183X NLM ISO Abbreviation: J Clin Oncol Subsets: MEDLINE
Academic Journal
Stathis A; Oncology Institute of Southern Switzerland, EOC, Bellinzona, Switzerland; Università della Svizzera Italiana, Faculty of Biomedical Sciences, Lugano. anastasios.stathis@eoc.ch.; Pirosa MC; Oncology Institute of Southern Switzerland, EOC, Bellinzona, Switzerland; Institute of Oncology Research, Bellinzona.; Orsucci L; S.C. Ematologia, AOU Città della Salute e della Scienza di Torino, Turin.; Feugier P; Department of Clinical Hematology, Nancy University Hospital, INSERM 1256, Nancy.; Tani M; U.O. Ematologia, Dipartimento Oncologia e Ematologia, Ospedale Santa Maria delle Croci, Ravenna.; Ghesquières H; Hematology Department, Hospices Civils de Lyon, CHU Lyon-Sud, Pierre-Bénite.; Musuraca G; Hematology Unit, IRCCS Istituto Scientifico Romagnolo per lo Studio dei Tumori (IRST) 'Dino Amadori', Meldola.; Rossi FG; Hematology-BMT Center, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, University of Milan, Milano.; Merli F; AUSL-IRCCS of Reggio Emilia, Reggio Emilia.; Guièze R; Service d'Hématologie Clinique et de Thérapie Cellulaire, CHU Estaing, Clermont- Ferrand.; Gyan E; Hématologie et thérapie cellulaire, CIC Inserm U1415, Centre Hospitalier Universitaire de Tours, Tours.; Gini G; Hematology, Department of Clinical and Molecular Sciences, Marche Polytechnic University, Ancona.; Marino D; Oncology 1 Unit, Istituto Oncologico Veneto IOV-IRCCS, Padova.; Gressin R; Institute for Advanced Biosciences, INSERM U1209/CNRS UMR 5309/Grenoble Alpes University, Grenoble.; Morschhauser F; Université de Lille, CHU Lille, Department of Hematology, Lille.; Cavallo F; Division of Hematology, Department of Molecular Biotechnologies and Health Sciences, University of Torino/AOU Città della Salute e della Scienza di Torino, Turin.; Palombi F; Hematology and Stem Cell Transplant Unit, IRCCS. National Cancer Institute, Istituto Regina Elena, Rome Italy.; Conconi A; Division of Hematology, Ospedale degli Infermi, Biella.; Tessoulin B; Hématologie Clinique, CHU de Nantes, INSERM CRCINA Nantes-Angers, NeXT Université de Nantes, Nantes.; Tilly H; Department of Hematology and U1245, Centre Henri Becquerel, Rouen.; Zanni M; Hematology Unit, Antonio e Biagio e Cesare Arrigo Hospital, Alessandria.; Cabras MG; Ospedale Oncologico, Ematologia e CTMO, Cagliari.; Capochiani E; Hematology Unit, Azienda USL Toscana NordOvest, Center for Translational Medicine, Livorno.; Califano C; Hematology Unit, P.O. A. Tortora, Pagani.; Celli M; Hematology Unit, Ospedale degli Infermi, Rimini.; Pulsoni A; Department of Translational and Precision Medicine, Sapienza University, Rome.; Angrilli F; Unità Operativa Semplice Dipartimentale Centro Diagnosi e Terapia Linfomi, Presidio Ospedaliero, Pescara.; Occhini U; Unità Operativa di Ematologia, Ospedale San Donato, AUSL Toscana Sud-Est, Arezzo.; Casasnovas RO; Department of Hematology, University Hospital F Mitterrand and INSERM 1231, Dijon.; Cartron G; Hématologie Clinique, CHU Montpellier, UMR 5535 Montpellier.; Devizzi L; Hematology Unit, Fondazione IRCCS, Istituto Nazionale dei Tumori, Milan.; Haioun C; Lymphoid Malignancies Unit, Hôpital Henri Mondor, AP-HP, Créteil.; Liberati AM; SC Oncoematologia, Azienda Ospedaliera Santa Maria, Università degli studi di Perugia, Terni.; Houot R; Department of Clinical Hematology, University Hospital of Rennes, Rennes.; Merli M; Division of Hematology, University Hospital Ospedale di Circolo e Fondazione Macchi ASST Sette Laghi, University of Insubria, Varese.; Pietrantuono G; Hematology Unit, Centro di Riferimento Oncologico della Basilicata IRCCS Rionero in Vulture.; Re F; Hematology and BMT Center, Azienda Ospedaliera Universitaria, Parma.; Spina M; Division of Medical Oncology, Centro di Riferimento Oncologico IRCCS, Aviano.; Landi F; Oncology Institute of Southern Switzerland, EOC, Bellinzona.; Cavalli F; Institute of Oncology Research, Bellinzona.; Bertoni F; Oncology Institute of Southern Switzerland, EOC, Bellinzona, Switzerland; Università della Svizzera Italiana, Faculty of Biomedical Sciences, Lugano, Switzerland; Institute of Oncology Research, Bellinzona.; Rossi D; Oncology Institute of Southern Switzerland, EOC, Bellinzona, Switzerland; Università della Svizzera Italiana, Faculty of Biomedical Sciences, Lugano, Switzerland; Institute of Oncology Research, Bellinzona.; Ielmini N; Institute of Oncology Research, Bellinzona.; Borgo E; FIL, Fondazione Italiana Linfomi ONLUS, Alessandria.; Luminari S; AUSL-IRCCS of Reggio Emilia, Reggio Emilia, Italy; CHIMOMO Department, University of Modena and Reggio Emilia, Reggio Emilia.; Zucca E; Oncology Institute of Southern Switzerland, EOC, Bellinzona, Switzerland; Università della Svizzera Italiana, Faculty of Biomedical Sciences, Lugano, Switzerland; Institute of Oncology Research, Bellinzona, Switzerland; Medical Oncology, University Hospital and University of Bern.; Thieblemont C; APHP - Service d'Hématologie-Oncologie, Hôpital Saint Louis, Université de Paris - Diderot, Paris.
Publisher: Ferrata Storti Foundation Country of Publication: Italy NLM ID: 0417435 Publication Model: Electronic Cited Medium: Internet ISSN: 1592-8721 (Electronic) Linking ISSN: 03906078 NLM ISO Abbreviation: Haematologica Subsets: MEDLINE
Academic Journal
Spriano F; Institute of Oncology Research, Faculty of Biomedical Sciences, USI, Bellinzona.; Sartori G; Institute of Oncology Research, Faculty of Biomedical Sciences, USI, Bellinzona.; Sgrignani J; Institute of Research in Biomedicine, Faculty of Biomedical Sciences, USI, Bellinzona.; Barnabei L; Institute of Oncology Research, Faculty of Biomedical Sciences, USI, Bellinzona.; Arribas AJ; Institute of Oncology Research, Faculty of Biomedical Sciences, USI, Bellinzona, Switzerland; SIB Swiss Institute of Bioinformatics, Lausanne.; Guala M; Chimete, Tortona.; Del Amor AMC; Department of Biomedical and Clinical Sciences, Cell Biology, Medical Faculty, Linköping University, Linköping.; Tomasso MR; Drexel University, College of Medicine, Department of Biochemistry and Molecular Biology, Philadelphia, PA.; Tarantelli C; Institute of Oncology Research, Faculty of Biomedical Sciences, USI, Bellinzona.; Cascione L; Institute of Oncology Research, Faculty of Biomedical Sciences, USI, Bellinzona, Switzerland; SIB Swiss Institute of Bioinformatics, Lausanne.; Golino G; Institute of Oncology Research, Faculty of Biomedical Sciences, USI, Bellinzona, Switzerland; Department of Pharmacy, University of Napoli Federico II, Napoli.; Riveiro ME; Early Drug Development Group, Boulogne-Billancourt.; Bortolozzi R; Department of Woman's and Child's Health, University of Padova, Italy; Istituto di Ricerca Pediatrica IRP, Fondazione Città della Speranza, Padova.; Lupia A; Department of Pharmacy, University of Napoli Federico II, Napoli, Italy; Net4science Srl, Magna Graecia University of Catanzaro, Catanzaro.; Paduano F; University 'Magna Græcia' of Catanzaro, Catanzaro, Italy; Tecnologica Research Institute and Marrelli Health, Biomedical Section, Stem Cells and Medical Genetics Units, Crotone.; Huguet S; Institut Curie, Paris.; Rezai K; Institut Curie, Paris.; Rinaldi A; Institute of Oncology Research, Faculty of Biomedical Sciences, USI, Bellinzona.; Margheriti F; Institute of Oncology Research, Faculty of Biomedical Sciences, USI, Bellinzona.; Ventura P; Institute of Research in Biomedicine, Faculty of Biomedical Sciences, USI, Bellinzona.; Guarda G; Institute of Research in Biomedicine, Faculty of Biomedical Sciences, USI, Bellinzona.; Costa G; University 'Magna Græcia' of Catanzaro, Catanzaro.; Rocca R; University 'Magna Græcia' of Catanzaro, Catanzaro.; Furlan A; Institute of Research in Biomedicine, Faculty of Biomedical Sciences, USI, Bellinzona.; Verdonk LM; Biological Chemistry Group, Institute of Biology Leiden, Leiden University, Leiden.; Innocenti P; Biological Chemistry Group, Institute of Biology Leiden, Leiden University, Leiden.; Martin NI; Biological Chemistry Group, Institute of Biology Leiden, Leiden University, Leiden.; Viola G; Department of Woman's and Child's Health, University of Padova, Italy; Istituto di Ricerca Pediatrica IRP, Fondazione Città della Speranza, Padova.; Driessen C; Kantosspital St Gallen, St Gallen.; Zucca E; Institute of Oncology Research, Faculty of Biomedical Sciences, USI, Bellinzona, Switzerland; Oncology Institute of Southern Switzerland, Ente Ospedaliero Cantonale, Bellinzona.; Stathis A; Oncology Institute of Southern Switzerland, Ente Ospedaliero Cantonale, Bellinzona.; Gahtory D; BIMINI Biotech B.V., Leiden.; Van den Nieuwboer M; BIMINI Biotech B.V., Leiden.; Bornhauser B; Children's Hospital Zurich, Zurich.; Alcaro S; University 'Magna Græcia' of Catanzaro, Catanzaro.; Trapasso F; University 'Magna Græcia' of Catanzaro, Catanzaro.; Cristobal S; Department of Biomedical and Clinical Sciences, Cell Biology, Medical Faculty, Linköping University, Linköping, Sweden; Ikerbasque, Basque Foundation for Sciences, Department of Department of Physiology, Faculty of Medicine and Nursing, University of the Basque Country.; Padrick SB; Drexel University, College of Medicine, Department of Biochemistry and Molecular Biology, Philadelphia, PA.; Pazzi N; Chimete, Tortona.; Cavalli F; Institute of Oncology Research, Faculty of Biomedical Sciences, USI, Bellinzona.; Cavalli A; Institute of Research in Biomedicine, Faculty of Biomedical Sciences, USI, Bellinzona.; Gaudio E; Institute of Oncology Research, Faculty of Biomedical Sciences, USI, Bellinzona. eugaudio1976@gmail.com.; Bertoni F; Institute of Oncology Research, Faculty of Biomedical Sciences, USI, Bellinzona, Switzerland; Oncology Institute of Southern Switzerland, Ente Ospedaliero Cantonale, Bellinzona. francesco.bertoni@ior.usi.ch.
Publisher: Ferrata Storti Foundation Country of Publication: Italy NLM ID: 0417435 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1592-8721 (Electronic) Linking ISSN: 03906078 NLM ISO Abbreviation: Haematologica Subsets: MEDLINE
Academic Journal
Lusnig L; Terra Quantum AG, 9000 St. Gallen, Switzerland.; Research Unit of Paleoradiology and Allied Sciences, Laboratorio di Telematica Sanitaria-Struttura Complessa Informatica e Telecomunicazioni, Azienda Sanitaria Universitaria Giuliana Isontina, 34149 Trieste, Italy.; Sagingalieva A; Terra Quantum AG, 9000 St. Gallen, Switzerland.; Surmach M; Terra Quantum AG, 9000 St. Gallen, Switzerland.; Protasevich T; Terra Quantum AG, 9000 St. Gallen, Switzerland.; Michiu O; Terra Quantum AG, 9000 St. Gallen, Switzerland.; McLoughlin J; Terra Quantum AG, 9000 St. Gallen, Switzerland.; Mansell C; Terra Quantum AG, 9000 St. Gallen, Switzerland.; De' Petris G; Laboratorio di Telematica Sanitaria-Struttura Complessa Informatica e Telecomunicazioni, Azienda Sanitaria Universitaria Giuliana Isontina, 34149 Trieste, Italy.; Bonazza D; Department of Medical, Surgical and Health Sciences, University of Trieste, Cattinara Academic Hospital, 34149 Trieste, Italy.; Zanconati F; Department of Medical, Surgical and Health Sciences, University of Trieste, Cattinara Academic Hospital, 34149 Trieste, Italy.; Melnikov A; Terra Quantum AG, 9000 St. Gallen, Switzerland.; Cavalli F; Research Unit of Paleoradiology and Allied Sciences, Laboratorio di Telematica Sanitaria-Struttura Complessa Informatica e Telecomunicazioni, Azienda Sanitaria Universitaria Giuliana Isontina, 34149 Trieste, Italy.
Publisher: MDPI AG Country of Publication: Switzerland NLM ID: 101658402 Publication Model: Electronic Cited Medium: Print ISSN: 2075-4418 (Print) Linking ISSN: 20754418 NLM ISO Abbreviation: Diagnostics (Basel) Subsets: PubMed not MEDLINE
Academic Journal
Cavalli F; European School of Oncology, Bellinzona, Switzerland; Institute for Oncology Research, 6500 Bellinzona, Switzerland. Electronic address: franco.cavalli@ior.usi.ch.; Mikkelsen B; UHC/Communicable and Noncommunicable Diseases, World Health Organization Headquarters, Geneva, Switzerland.; Weiderpass E; International Agency for Research on Cancer, Lyon, France.; Sullivan R; Cancer and Global Health, King's College London, London, UK.; Jaffray D; University of Texas MD Anderson Cancer Center, Houston, TX, USA.; Gospodarowicz M; Princess Margaret Cancer Centre, University of Toronto, Toronto, ON, Canada.
Publisher: Lancet Pub. Group Country of Publication: England NLM ID: 100957246 Publication Model: Print Cited Medium: Internet ISSN: 1474-5488 (Electronic) Linking ISSN: 14702045 NLM ISO Abbreviation: Lancet Oncol Subsets: MEDLINE
Academic Journal
Patirelis A; Unit of Thoracic Surgery, Department of Surgical Sciences, University of Rome Tor Vergata, 00133 Rome, Italy.; Division of Thoracic Surgery, University Hospital Policlinico Tor Vergata, 00133 Rome, Italy.; Elia S; Division of Thoracic Surgery, University Hospital Policlinico Tor Vergata, 00133 Rome, Italy.; Department of Medicine and Health Sciences, Università degli Studi del Molise, 86100 Campobasso, Italy.; Cristino B; Unit of Thoracic Surgery, Department of Surgical Sciences, University of Rome Tor Vergata, 00133 Rome, Italy.; Division of Thoracic Surgery, University Hospital Policlinico Tor Vergata, 00133 Rome, Italy.; Puxeddu E; Unit of Respiratory Medicine, Department of Experimental Medicine, University of Rome Tor Vergata, 00133 Rome, Italy.; Division of Respiratory Medicine, University Hospital Policlinico Tor Vergata, 00133 Rome, Italy.; Cavalli F; Division of Respiratory Medicine, University Hospital Policlinico Tor Vergata, 00133 Rome, Italy.; Rogliani P; Unit of Respiratory Medicine, Department of Experimental Medicine, University of Rome Tor Vergata, 00133 Rome, Italy.; Division of Respiratory Medicine, University Hospital Policlinico Tor Vergata, 00133 Rome, Italy.; Pompeo E; Unit of Thoracic Surgery, Department of Surgical Sciences, University of Rome Tor Vergata, 00133 Rome, Italy.; Division of Thoracic Surgery, University Hospital Policlinico Tor Vergata, 00133 Rome, Italy.
Publisher: MDPI AG Country of Publication: Switzerland NLM ID: 101606588 Publication Model: Electronic Cited Medium: Print ISSN: 2077-0383 (Print) Linking ISSN: 20770383 NLM ISO Abbreviation: J Clin Med Subsets: PubMed not MEDLINE
검색 결과 제한하기
제한된 항목
[AR] Cavalli F
발행연도 제한
-
학술DB(Database Provider)
저널명(출판물, Title)
출판사(Publisher)
자료유형(Source Type)
주제어
언어