K. A. Koreyba
Kazan State Medical University
Russian Federation

Konstantin A. Koreyba, Cand. Sci. (Med.), Associate Professor of the Department of Surgical Diseases,

49, Butlerov St., Kazan, Republic of Tatarstan, 420012

E. P. Krivoshchekov
Samara State Medical University
Russian Federation

Evgeny P. Krivoshchekov, Dr. Sci. (Med.), Professor, Professor of the Department of Surgery with a сourse in Cardiovascular Surgery,

89, Chapaevskaya St., Samara, 443099

V. Yu. Bogachev
Moscow Regional Research Clinical Institute named after M.F. Vladimirsky
Russian Federation

Vadim Yu. Bogachev, Dr. Sci. (Med.), Professor, Professor of the Department of Surgery, Faculty of Advanced Medical Studies, Head of the Outpatient and Aesthetic Phlebology Course,

61/2, Bldg. 1, Schepkin St., Moscow, 129110

Yu. Yu. Leontieva
Kazan State Medical University
Russian Federation

Yulia Yu. Leontieva, Student of the Faculty of Preventive Medicine,

49, Butlerov St., Kazan, Republic of Tatarstan, 42001

D. K. Koreiba
Kazan National Research Technological University
Russian Federation

Daria K. Koreiba, Postgraduate Student, Institute of Innovation Management,

68, Karl Marx St., Kazan, Republic of Tatarstan, 420015