1. Departments of Internal Medicine and Epidemiology, University of Michigan, Ann Arbor, MI
2. School of Public Health, University of Michigan, Ann Arbor, MI
3. Medical Research Council Epidemiology Unit, University of Cambridge School of Clinical Medicine, Institute of Metabolic Science, Cambridge, U.K.
4. Leicester Diabetes Centre, University of Leicester, Leicester General Hospital, Leicester, U.K.
5. Department of Primary Care, Julius Center, University Medical Center, Utrecht, the Netherlands
6. Institute of Public Health, Section of General Practice, Aarhus University, Aarhus, Denmark
7. Holbaek Hospital, Holbæk Sygehus, Holbaek, Denmark