1. Institute of Biometrics and Epidemiology German Diabetes Centre Leibniz Centre for Diabetes Research at Heinrich Heine University DüsseldorfGermany
2. German Centre for Diabetes Research (DZD) München‐NeuherbergGermany
3. Institute of Epidemiology and Medical Biometry ZIBMTUlm University UlmGermany
4. Institute for Clinical Diabetology German Diabetes Centre Leibniz Centre for Diabetes Research at Heinrich Heine University DüsseldorfGermany
5. Department of Endocrinology and Diabetology Medical Faculty Heinrich Heine University DüsseldorfGermany
6. Division of Endocrinology and Diabetology Department of Medicine II Medical Centre University of Freiburg Germany
7. Diabetes Practice Dr. BestEssenGermany
8. Medical Campus III Clinic for Internal Medicine 2 Kepler University Hospital Linz Austria
9. Specialist Diabetes Practice Hannover Hannover Germany