1. German Nutrition Society, Bonn, Germany
2. Department of Epidemiology, German Institute of Human Nutrition Potsdam-Rehbruecke (DIfE), Nuthetal, Germany
3. Department of Nutritional Sciences, University of Vienna, Vienna, Austria
4. Department of Public Health, Ghent University, Gent, Belgium
5. Department of Public Health and Surveillance, Scientific Institute of Public Health (WIV-ISP), Brussels, Belgium
6. Institute for Biometry and Epidemiology, Deutsches Diabetes-Zentrum (DDZ) at Heinrich Heine University Düsseldorf, Düsseldorf, Germany