Affiliation: | 1. Diabetes Clinic, Second Department of Internal Medicine, Medical School, Democritus University of Thrace, Alexandroupolis, Greece;2. Center for Endocrinology, Diabetes and Preventive Medicine, University of Cologne, Cologne, Germany;3. Department of Clinical Biochemistry (Vascular Disease Prevention Clinics), Royal Free Hospital campus, University College London Medical School, University College London (UCL), London NW3 2QG, UK |