Affiliation: | 1. Department of Paediatric Endocrinology, Royal Victoria Infirmary, , Newcastle upon Tyne, UK;2. Institute of Health and Society, Newcastle University, Sir James Spence Institute, Royal Victoria Infirmary, , Newcastle upon Tyne, UK;3. Department of Radiology, Royal Victoria Infirmary, , Newcastle upon Tyne, UK;4. Department of Endocrinology, Royal Victoria Infirmary, , Newcastle upon Tyne, UK;5. The Medical School, Newcastle University, , Newcastle upon Tyne, UK;6. Institute of Genetic Medicine, Newcastle University, Central Parkway, , Newcastle‐upon‐Tyne, UK |