1. Department of Pediatrics II, University Hospital Essen, Essen,
Germany
2. Human genetic diagnostics, Medical Genetics Mainz, Mainz,
Germany
3. Pediatric Endocrinology and Diabetes, Heidelberg University Hospital
Department of General Pediatrics Pediatric Neurology Metabolic Diseases
Gastroenterology and Nephrology, Heidelberg, Germany
4. Psychiatry and psychotherapy, Max-Planck-Institute for Psychiatry,
München, Germany
5. Department of Nephrology, University Hospital Essen, Essen,
Germany
6. Bardet Biedl syndrome Working Group, PRO RETINA Deutschland e V, Bonn,
Germany
7. KFH Kidney Center for Children and Adolescents, Clementine Children’s
Hospital - Dr Christ’sche Foundation, Frankfurt am Main, Germany
8. KFH Kidney Center for Children and Adolescents, University Hospitals
Giessen and Marburg Campus Giessen, Marburg, Germany
9. Department of General Pediatrics, University Hospital Münster, Münster,
Germany
10. Department of Ophthalmology, University Hospital Tübingen Clinic of
Ophthalmology, Tübingen, Germany
11. Pediatric Nephrology, University Medical Center Hamburg-Eppendorf
Department of Pediatrics, Hamburg, Germany
12. Department of Pediatric Endocrinology and Diabetology, University
Hospital of the Ruhr University Bochum, Bochum, Germany
13. Department of Pediatrics and Adolescent Medicine, Ulm University
Hospital, Ulm, Germany
14. Department of Pediatrics I, University Hospital Halle, Halle,
Germany