1. Division of Genetic Epidemiology; Department of Medical Genetics, Molecular and Clinical Pharmacology; Medical University of Innsbruck; Innsbruck Austria
2. Institute of Epidemiology II; Helmholtz Zentrum München - German Research Center for Environmental Health (GmbH); Neuherberg Germany
3. German Center for Diabetes Research (DZD); Neuherberg Germany
4. Department of Nephrology; University Hospital Regensburg; Regensburg Germany
5. Vth Department of Medicine; Medical Faculty Mannheim of the University of Heidelberg; University Medicine Mannheim; Mannheim Germany