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B.H. Kahrs
S. Usman
T. Ghi
A. Youssef
E. Torkildsen
E. Lindtjrn
T.B. stborg
S. Benediktsdttir
L. Brooks
L. Harmsen
K. . Salvesen
C. Lees
T.M. Eggeb
National Centre for Fetal Medicine, St Olavs Hospital, Trondheim, Norway
Department of Cancer Research and Molecular Medicine, Norwegian University of Science and Technology, Trondheim, Norway
Queen Charlottes' and Chelsea Hospital, Imperial College London, London, United Kingdom
UC Ostetricia e Ginecologia, University of Parma, Bologna, Italy
Obstetrics and Gynecology, University Bologna, Bologna, Italy
Department of Pediatrics, Stavanger University Hospital, Stavanger, Norway
Obstetrics and Gynaecology, Landspitali University Hospital, Reykjavík, Iceland
Department of Obstetrics and Gynecology, Skane University Hospital, Lund, Sweden
Department of Obstetrics and Gynecology, Hvidovre University Hospital, Copenhagen, Denmark
Paediatric Haematology, Imperial College Healthcare NHS Trust, London,United Kingdom
Norway
United Kingdom
Italy
Iceland
Sweden
Denmark
N/A
N/A
N/A
N/A
N/A
N/A
Prospective
Cohort
NA
N/A
N/A
N/A