1. 2nd Department of Propaedeutic Surgery, National and Kapodistrian University of Athens, Medical School, Athens, Greece
2. 4th Department of Surgery, National and Kapodistrian University of Athens, Medical School, Athens, Greece
3. Department of Anatomy, Medical School, National and Kapodistrian University of Athens, Athens, Greece
4. Division of Endocrinology and Diabetes, Aghia Sophia Hospital, National and Kapodistrian University of Athens, Medical School, Athens, Greece
5. Endocrine Unit, Department of Pathophysiology, National and Kapodistrian University of Athens, Medical School, Athens, Greece
6. 1st Department of Surgery, National and Kapodistrian University of Athens, Athens, Greece
7. Laboratory of Experimental Surgery and Surgical Research “N.S Christeas”, National and Kapodistrian University of Athens, Medical School, Athens, Greece