| Affiliation: | 1. Psychology and Genetics Research Group, Guy's, King's and St Thomas' Schools of Medicine, Dentistry and Biomedical Sciences, 5th Floor, Thomas Guy House, Guy's Campus, London, SE1 9RT, UK;2. Institut für Humangenetik, Medizinische Fakultat der Westfalischen Wilhelms-Universität, Vesaliusweg 12–14, 48149Münster, Germany;3. Department of Public Health, University of Glasgow, 2 Lilybank Gardens, Glasgow, G12 8RZ, UK;4. Cambridge Institute of Medical Genetics, University of Cambridge, Wellcome/MRC Building, Addenbrooke's Hospital, Cambridge, CB2 2XY, UK;5. Fetal Medicine Unit, Department of Obstetrics, Queen Mothers' Hospital, Yorkhill, Glasgow, G3 8SH, UK;6. Disciplinegroep Medische Genetica, Faculteit der Medische Wetenschappen, Rijksuniversiteit Groningen, A. Deusinglaan 4, 9713 AW Groningen, The Netherlands;7. Institute für Klinische Genetik und Zytologie Nordrhein, Virchowstrasse 20, 46047 Oberhausen, Germany;8. Registro de Anomalias Congenitas de la CAV, Clinica Materno-Infantil, Hospital de Cruces, E-48903 Barakaldo, Spain;9. EUROCAT Registry of Paris, INSERM U 149, 123 Avenue de Port-Royal, 75014 Paris, France;10. Fetal Centre, Liverpool Women's Hospital NHS Trust, Liverpool, L8 7SS, UK;11. Department of Fetal Medicine, St Michaels's Hospital, Southwell Road, Bristol, BS2 8EG, UK;12. Paris Registry of Congenital Abnormalities, 16 Avenue Paul Vaillant-Couturier, 94807 Villejuif Cedex, France;13. North Thames (West) Congenital Malformation Register, North Thames Perinatal Public Health Unit, Kennedy Galton Centre, Northwick Park and St Marks NHS Trust, Watford Road, Harrow, Middlesex, HA1 3UJ, UK;14. Department of Obstetrics and Gynaecology, Westfälische Wilhelms-Universität, Albert-Schweitzer Strasse 33, 48129Münster, Germany;15. Universitätskinderspital Beider Basel, Abteilung Medizinische Genetik, Römergasse 8, CH-4005, Basel, Switzerland |
