1. Folkhälsan Institute of Genetics; Folkhälsan Research Center; University of Helsinki; Helsinki Finland
2. Division of Nephrology; Department of Medicine; Helsinki University Central Hospital; Helsinki Finland
3. Department of Ophthalmology; Helsinki University Central Hospital; Helsinki Finland
4. Diabetes Prevention Unit; Institute for Health and Welfare; Helsinki Finland
5. Department of Integrative Biology and Physiology; University of California; Los Angeles CA USA
6. Division of Cardiology; Department of Medicine; Helsinki University Central Hospital; Helsinki Finland
7. Baker IDI Heart and Diabetes Institute; Melbourne Vic. Australia