1. Institute for Diabetes and Cancer (IDC) Helmholtz Center Munich Ingolstädter Landstr. 1 Neuherberg 85764 Germany
2. Joint Heidelberg ‐ IDC Translational Diabetes Program Internal Medicine 1 Heidelberg University Hospital Im Neuenheimer Feld 410 Heidelberg 69120 Germany
3. DZD Deutsches Zentrum für Diabetesforschung Ingolstädter Landstraße 1 Neuherberg 85764 Germany
4. Department of Internal Medicine 1 and Clinical Chemistry Heidelberg University Hospital Im Neuenheimer Feld 410 Heidelberg 69120 Germany