1. Department of Diabetes, Nutrition and Metabolic Diseases, University of Medicine and Pharmacy of Craiova, Craiova, Romania;
2. Pneumoftiziology Institute ‘Marius Nasta’ Bucharest, Bucharest, Romania;
3. Department of Diabetes, Nutrition and Metabolic Diseases, Clinical Emergency Hospital of Craiova, Craiova, Romania;
4. Department of Nephrology, University of Medicine and Pharmacy of Craiova, Craiova, Romania;
5. Department of Diabetes, University of Medicine and Pharmacy ‘Carol Davila’ Bucharest, Bucharest, Romania;
6. Department of Diabetes, University of Medicine and Pharmacy ‘Iuliu Haţieganu’ Cluj-Napoca, Cluj-Napoca, Romania;
7. Faculty of Medicine, ’Ovidius’ University Constanţa, Constanţa, Romania;
8. Department of Diabetes, University of Medicine and Pharmacy ‘Gr. T. Popa’ Iaşi, Iaşi, Romania;
9. Department of Diabetes, University of Medicine and Pharmacy ‘Victor Babeş’ Timişoara, Timişoara, Romania