1. Department of Human Genetics; RWTH Aachen; Aachen Germany
2. Human Genetics and Genomic Medicine; Faculty of Medicine University of Southampton, Wessex Clinical Genetics Service, Princess Anne Hospital; Southampton UK
3. Clinical Genetic Clinic, Kennedy Center, Rigshospitalet; Copenhagen University Hospital; Glostrup Denmark
4. Department of Medical Genetics; University of Cambridge and NIHR Cambridge Biomedical Research Centre; Cambridge UK
5. Imprinting and Cancer Group, Cancer Epigenetic and Biology Program (PEBC), Institut d'Investigació Biomedica de Bellvitge (IDIBELL); Hospital Duran i Reynals; Barcelona Spain
6. DiSTABiF, Seconda Università degli Studi di Napoli, Caserta; Institute of Genetics and Biophysics - ABT, CNR; Napoli Italy
7. Endocrinology and Diabetology for Children and Reference Center for Rare Disorders of Calcium and Phosphorus Metabolism, Bicêtre Paris Sud, APHP; INSERM U986, INSERM; Le Kremlin-Bicêtre France
8. INSERM; CDR Saint-Antoine; Paris France
9. Sorbonne Universites, UPMC Univ Paris 06; Paris France
10. Pediatric Endocrinology; Armand Trousseau Hospital; Paris France