Institution: | 1. Clinical Genetics Centre Utrecht, P.O. Box 18009, 3501 CA Utrecht, The Netherlands;2. Department of Obstetrics and Gynaecology, University Hospital Utrecht, HP No. F05829, P.O. Box 85500, 3508 GA Utrecht, The Netherlands;3. Clinical Genetics Centre Leiden, P.O. Box 9600, 2300 RC Leiden, The Netherlands;4. Department of Human Genetics, Leiden University, P.O. Box 9503, 2300 RA Leiden, The Netherlands |