E. A. Tseimakh
Altai State Medical University
Russian Federation

Dr. Sc. (Med.), Professor, Head of the Department of General Surgery, Operative Surgery and Topographic Anatomy, 

Lenina str. 40, Barnaul 656038

V. Yu. Zinchenko
Altai State Medical University; City Hospital No. 8
Russian Federation

Teaching Assistant at the Department of General Surgery, Operative Surgery and Topographic Anatomy, Lenina str. 40, Barnaul 656038;

Surgeon at the Department of Purulent Surgery, Pietra Sukhova str. 13, Barnaul 656010