1. MRC Nutrition and Bone Health Research Group, Clifford Allbutt Building University of Cambridge Cambridge Biomedical Campus, Hills Road Cambridge CB2 OAH
2. MRC Lifecourse Epidemiology Unit, University of Southampton Southampton General Hospital Tremona Road Southampton SO16 6YD
3. MRC Unit The Gambia at London School of Hygiene and Tropical Medicine Banjul The Gambia
4. MRC Biostatistics Unit, University of Cambridge Cambridge Institute of Public Health Forvie Site, Robinson Way, Cambridge Biomedical Campus Cambridge CB2 0SR
5. Department of Women and Children's Health King's College London London UK