1. Section of Diabetes, Endocrinology and Metabolism, Department of Metabolism, Digestion and Reproduction Imperial College London London UK
2. Blood Sciences Department Raigmore Hospital Inverness UK
3. Section of Bioanalytical Chemistry, Department of Metabolism, Digestion and Reproduction Imperial College London London UK
4. National Phenome Centre Imperial College London London UK
5. Department of Clinical Biochemistry, North West London Pathology Charing Cross Hospital London UK
6. Department of Surgery and Cancer Imperial College Healthcare NHS Trust London UK
7. Endocrinology, Division of Medicine University College London London UK