Institution: | 1. Academic Medical Center (AMC), University of Amsterdam (UvA), The Netherlands;2. Laboratory for Infectious Diseases and Perinatal Screening, National Institute for Public Health and the Environment (RIVM), Bilthoven, The Netherlands;3. Department of Obstetrics, Wilhelmina Children's Hospital, University Medical Centre Utrecht, Lundlaan 6, 3584 EA Utrecht, The Netherlands |