Affiliation: | 1. Styrian Malformation Registry at the Department of Obstetrics and Gynaecology, Karl Franzens University, Graz, Austria;2. Institute for Medical Informatics, Statistics and Documentation, Karl Franzens University, Graz, Austria;3. Service de Génétique Médicale, Centre Hospitalo-Universitaire, Strasbourg, France;4. Clinical Genetics, Department of Pediatrics, Children's University Hospital Zagreb, Zagreb, Croatia;5. Genetica Clinica ed Epidemiologica, Università di Padova, Padova, Italy |