| Institution: | 1. Department of Obstetrics and Gynecology, Fetal Medicine Unit, University Medical Centre, Groningen, The Netherlands
Department of Genetics, University Medical Centre Groningen, University of Groningen, Groningen, The Netherlands;2. Department of Obstetrics and Gynecology, Fetal Medicine Unit, Academic Medical Centre, Amsterdam, The Netherlands;3. Department of Obstetrics and Gynecology, Fetal Medicine Unit, University Medical Centre, Groningen, The Netherlands;4. Prenatal Screening Foundation Northeast Netherlands, University Medical Centre, Groningen, The Netherlands |
