B. V. Sigua
North-Western State Medical University named after I.I. Mechnikov
Russian Federation

Sigua Badri V. - Dr. of Sci. (Med.), Professor of the Department of Faculty Surgery named after I. I. Grekov.

Saint Petersburg

V. P. Zemlyanoy
North-Western State Medical University named after I.I. Mechnikov
Russian Federation

Zemlyanoy Vyacheslav P. - Dr. of Sci. (Med.), Professor, Head of the Department of Faculty Surgery named after I. I. Grekova.

Saint Petersburg

P. A. Kotkov
North-Western State Medical University named after I.I. Mechnikov
Russian Federation

Kotkov Pavel A. - Cand. of Sci. (Med.), Assistant of the Department of Faculty Surgery named after I. I. Grekova.

41, Kirochnaya str., Saint Petersburg, 191015

V. A. Ignatenko
North-Western State Medical University named after I.I. Mechnikov
Russian Federation

Ignatenko Viktor A. - Applicant of the Department of Faculty Surgery named after I. I. Grekova.

Saint Petersburg