1. Norwegian Institute of Public Health; Division of Epidemiology; Oslo Norway
2. Oslo Diabetes Research Centre; Oslo University Hospital; Oslo Norway
3. National Institute of Health and Welfare; Department of Chronic Disease Prevention; Helsinki Finland
4. Danube University Krems; Center for Vascular Prevention; Krems Austria
5. University of Helsinki; Department of Public Health; Helsinki Finland
6. King Abdulaziz University; Diabetes Research Group; Jeddah Saudi Arabia