1. Department of Pediatrics, Endocrinology Division, King Abdulaziz Medical City-Riyadh, Riyadh, Saudi Arabia.
2. College of Medicine, King Saud bin Abdulaziz University for Health Sciences, Riyadh, Saudi Arabia.
3. Department of Clinical Genetics, Odense University Hospital, Odense, Denmark.
4. Department of Pediatrics, King Faisal Specialist Hospital and Research Centre, Riyadh, Saudi Arabia.
5. London Centre for Paediatric Endocrinology and Metabolism, Great Ormond Street Hospital for Children NHS Trust and The Institute of Child Health, London, U.K.
6. H.C. Andersen Children’s Hospital, Odense University Hospital, Odense, Denmark.