1. Unit of Cardiovascular and Nutritional Epidemiology Institute of Environmental Medicine Karolinska Institutet Stockholm Sweden
2. Department of Surgical Sciences Uppsala University Uppsala Sweden
3. Department of Epidemiology and Biostatistics School of Public Health St Mary's Hospital Imperial College London London UK
4. Clinical Pharmacology and Therapeutics Section Institute of Medical and Biomedical Education and Institute for Infection and Immunity St George's University of London London UK
5. Clinical Pharmacology Group, Pharmacy and Medicines Directorate St George's University Hospitals NHS Foundation Trust London UK
6. Novo Nordisk Research Centre Oxford Oxford UK