1. 1Department of Endocrinology and Diabetes, Evangelismos Hospital, Athens, Greece
2. 2Division of Endocrinology and Diabetes, ‘Aghia Sophia’ Hospital, Medical School, National and Kapodistrian University of Athens, Athens, Greece
3. 3Unit of Reproductive Endocrinology, First Department of Obstetrics and Gynecology, Medical School, Aristotle University of Thessaloniki, Thessaloniki, Greece
4. 4Division of Endocrinology, Department of Clinical Medicine and Surgery, ‘Federico II’ University of Naples, Naples, Italy
5. 5First Department of Cardiology, Hippokration Hospital, Medical School, National and Kapodistrian University of Athens, Athens, Greece
6. 6Department of Endocrinology and Diabetes, Hellenic Red Cross Hospital, Athens, Greece