1. Faculty of Medicine, Department of Internal Medicine, Division of Endocrinology and Metabolism, Inonu University, Malatya, Turkey.
2. Department of Cardiology, Division of Endocrinology, Metabolism and Nutrition, Istanbul Faculty of Medicine, Istanbul University, Istanbul, Turkey.
3. Department of Internal Medicine, Division of Endocrinology, Metabolism and Nutrition, Istanbul Faculty of Medicine, Istanbul University, Istanbul, Turkey.