elsevier ltd (914)
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ieee (323)
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mdpi (142)
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nature publishing group (102)
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wiley (32)
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aintree univ hosp nhs fdn trust, england (5)
amphia, netherlands (5)
amsterdam univ med ctr locat amc, netherlands (5)
amsterdam univ med ctr locat vu, netherlands (5)
cantonal hosp winterthur, switzerland (5)
cantonal hosp winterthur, switzerland; rush univ med ctr chicago, il usa (5)
chu liege, belgium (5)
chu uclouvain namur, belgium (5)
clarunis univ hosp, switzerland (5)
clin favoriten, austria (5)
erasmus mc, netherlands (5)
fdn poliambulanza, italy (5)
fundan univ, peoples r china (5)
gemelli univ hosp rome, italy (5)
gemelli univ hosp, italy (5)
hop erasme, belgium (5)
hosp clin barcelona, spain (5)
hosp parc tauli sabadell, spain (5)
hosp parc tauli sabadell, spain; univ hosp mutua terassa, spain (5)
irccs azienda osped univ bologna, italy (5)
karolinska univ hosp, sweden (5)
kings coll hosp nhs, england (5)
klinikum saarbrucken ggmbh, germany (5)
linkopings universitet, avdelningen for kirurgi, ortopedi och onkologi (5)
linkopings universitet, medicinska fakulteten (5)
maastricht univ med ctr, netherlands (5)
maastricht univ med ctr, netherlands; univ hosp aachen, germany (5)
maastricht univ, netherlands; maastricht univ med ctr, netherlands (5)
maastricht univ, netherlands; maastricht univ med ctr, netherlands; univ hosp aachen, germany (5)
maxima med ctr, netherlands (5)
mcgill univ hlth ctr, canada (5)
mem sloan kettering canc ctr, ny 10021 usa (5)
monash hlth, australia (5)
newcastle upon tyne hosp nhs, england (5)