1. Division of Clinical Epidemiology and Aging Research; German Cancer Research Center; Heidelberg Germany
2. Malformation Monitoring Centre Saxony-Anhalt; Otto-von-Guericke University; Magdeburg Germany
3. Childrens Hospital; HELIOS Vogtland-Klinikum Plauen; Plauen Germany
4. Institute of Human Genetics; University of Bonn; Bonn Germany
5. Department of Neonatology, Children's Hospital; University of Bonn; Bonn Germany
6. Child Center Maulbronn gGmbH; Hospital for Paediatric Neurology and Social Paediatrics; Maulbronn Germany
7. Department for Child and Adolescent Psychiatry; Johannes Gutenberg-University; Mainz Germany