1. Research Institute of the Diabetes Academy/Forschungsinstitut der Diabetes-Akademie Bad Mergentheim GmbH (FIDAM), Bad Mergentheim, Germany
2. Freelancer, Berlin, Germany
3. Specialist Practice for Diabetes and Nutritional Medicine/Schwerpunktpraxis für Diabetes und Ernährungsmedizin, Münster, Germany
4. Center for Diabetology/Zentrum für Diabetologie Bergedorf, Hamburg, Germany
5. Diabetes Center/Diabeteszentrum, L1, Hameln, Germany
6. Diabetologicum Duisburg, Duisburg, Germany
7. Lisabetes, Kassel, Germany
8. Practice Dr Med. Scheper & Schneider & Veit, Marl, Germany
9. Science Consulting in Diabetes GmbH, Neuss, Germany