1. MRC Unit The Gambia at the London School of Hygiene and Tropical Medicine, London, UK.
2. Department of Genetics, University of Cambridge, Cambridge, UK.
3. USDA/ARS Children’s Nutrition Research Center, Department of Pediatrics, Baylor College of Medicine, Houston, TX, USA.
4. MRC Lifecourse Epidemiology, University of Southampton, Southampton, UK.
5. Department of Population Health, London School of Hygiene and Tropical Medicine, London, UK.
6. British Columbia Children’s Hospital Research Institute, Vancouver, BC, Canada.
7. Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX, USA.
8. Department of Women and Children’s Health, King’s College London, London, UK.
9. Thyroid Research Group, School of Medicine, Cardiff University, Cardiff, UK.