1. Division of Endocrinology and Metabolism and Diabetes Center First Department of Internal Medicine Medical School AHEPA University Hospital Aristotle University of Thessaloniki Thessaloniki Greece
2. Department of Diabetes King's College Hospital London UK
3. Leeds Institute for Cardiovascular and Metabolic Medicine University of Leeds Ringgold Standard Institution Leeds UK
4. Cardiology Department Hospital de la Santa Creu i Sant Pau Universitat Autònoma Barcelona Spain
5. Second Department of Internal Medicine Research Institute and Diabetes Center, Athens University Medical School ‘Attikon’ University Hospital National and Kapodistrian University of Athens Athens Greece