**Author details**

Alexandros Giakoustidis1 \*, Apostolos Koffas2 , Dimitrios Giakoustidis1 and Vasileios N. Papadopoulos1

1 Faculty of Medical Sciences, A' Department of Surgery, General Hospital Papageorgiou, School of Medicine, Aristotle University Thessaloniki, Thessaloniki, Greece

2 Department of Gastroenterology, General University Hospital of Larisa, Larisa, Greece

\*Address all correspondence to: alexgiakoustidis@gmail.com

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