Prof. Dr. Christoforos Kosmidis is an Assistant Professor at the Third Department of Surgery, “AHEPA” University Hospital, Aristotle University of Thessaloniki in Thessaloniki, Greece. Prof. Dr. Christoforos Kosmidis’s skills and expertise include Tumors, Laparoscopic Surgery, Minimally Invasive Surgery, Abdominal Surgery, Advance Laparoscopic Surgery, Gastrointestinal Surgery, Colorectal Surgery, Hernia Surgery, Surgical Oncology and Cancer Surgery.