1. Laboratory for Experimental Surgery and Surgical Research ‘N.S. Christeas’, National and Kapodistrian University of Athens, Medical School, Athens 11527, Greece
2. Department of Pathology, National and Kapodistrian University of Athens, Medical School, Athens 11527, Greece
3. Second Department of Propedeutic Surgery, ‘Laiko’ General Hospital, National and Kapodistrian University of Athens, Medical School, Athens 11527, Greece
4. Unit of Endocrinology, Diabetes and Metabolism, ‘Aretaieion’ Hospital, Athens Medical School, Athens 11528, Greece