1. Endocrine, Genetics, Bone Diseases, and Pediatric Gynecology unit Children's Hospital, CHU Toulouse Toulouse France
2. Hematology and Oncology unit Children's Hospital, CHU Toulouse Toulouse France
3. Department of Endocrinology and Metabolic Diseases Cardio‐Vascular and Metabolic Unit, CHU Larrey Toulouse France
4. Pediatric Unit CHU Saint Denis de la Réunion Saint Denis de la Réunion France
5. Department of EndocrinologyCHU L'Archet Nice France
6. Biochemistry and Genetic laboratoryFederative Institute of Biology, CHU Toulouse Toulouse France
7. Inserm UMR1048, I2MC Toulouse France