I.S. MALKOV1, N.M. IGNATEVA2 1Kazan State Medical Academy, 36 Butlerov Str., Kazan, Russian Federation, 420012 2Municipal Clinical Hospital №7, 54 Chuikov Str., Kazan, Russian Federation, 420103 Malkov I.S. ― D. Med. Sc., Professor, Head of the Surgery Department, tel. +7-965-594-40-07, e-mail: [email protected] Ignateva N.M. ― surgeon of the Surgery Department №2, tel. +7-905-313-25-05 The article […]