1. Alder Hey Children’s Hospital, Department of Paediatric Endocrinology, Liverpool, UK

2. Wessex Clinical Genetics Services, Clinical Genetics, Southampton, UK

3. Mediclinic City Hospital, Deparment of Paediatric Endocrinology, Dubai, UAE

4. Countess of Chester Hospital, Department of Endocrinology, Chester, UK

5. Royal Devon and Exeter NHS Foundation Trust, Department of Molecular Genetics, Exeter, UK

6. University of Exeter Medical School, Institute of Biomedical and Clinical Science, Exeter, UK