1. National and Kapodistrian University of Athens, Laikon General Hospital, Medical School, Second Department of Propedeutic Surgery,
Athens, Greece
2. National and Kapodistrian University of Athens, Laikon General Hospital, Medical School, First Department of Pathology,
Athens, Greece
3. Freeman Hospital NHS, Department of HPB and Transplant Surgery,
Newcastle upon Tyne, UK
4. Laikon General Hospital, Department of Anesthesiology,
Athens, Greece
5. National and Kapodistrian University of Athens, Medical School, First Department of Pathology,
75, Mikras Asias street, Goudi, Athens, GR11527, Greece ; ;