1. Division of Endocrinology and Diabetology, Department of Medicine II Medical Center, Faculty of Medicine, University of Freiburg Freiburg Germany
2. Institute for Epidemiology and Medical Biometry ZIBMT, University of Ulm Ulm Germany
3. German Center for Diabetes Research (DZD) München‐Neuherberg Germany
4. Diabetes Center for Children and Adolescents, Kinder‐ und Jugendkrankenhaus AUF DER BULT Hannover Germany
5. Institute for Pharmacology and Preventive Medicine Cloppenburg Germany
6. Institute for Endocrinology & Diabetes University of Lübeck Lübeck Germany
7. Diabetes Center Augsburg Clinical Center Augsburg Germany
8. Medical Clinic I Diabetes Center, Vinzentius‐Hospital Landau Germany
9. Medical Division for Endocrinology, Rheumatology and Acute Geriatrics Wilhelminen Hospital Vienna Vienna Austria
10. Medical Clinic II Klinikum Neumarkt, Neumarkt i.d. OPf. Neumarkt Germany