1. Center for Fetal Diagnostics Aarhus University Aarhus Denmark
2. Department of Clinical Genetics Aarhus University Hospital Aarhus Denmark
3. Department of Clinical Medicine Aarhus University Aarhus Denmark
4. Department of Obstetrics and Gynecology Horsens Regional Hospital Horsens Denmark
5. Division of Medical Genetics and Metabolism Massachusetts General Hospital Boston Massachusetts USA
6. Department of Pediatrics Harvard Medical School Boston Massachusetts USA
7. Department of Obstetrics and Gynecology Aarhus University Hospital Aarhus Denmark
8. Department of Biomedicine Aarhus University Aarhus Denmark
9. Defactum – Public Health & Health Services Research Aarhus Denmark