I. G. Gataullin
Kazan State Medical Academy
Russian Federation

Ilgiz G. Gataullin - Dr. Sci. (Med.), Professor, Corresponding member of the Academy of Sciences of Tatarstan. Honored Doctor of the Republic of Tatarstan. Member of the Association of Coloproctologists of Russia, Chairman of the Scientific Society of Oncologists of the Republic of Tatarstan. Professor of the Department of Oncology and Surgery, Kazan SMA.

36, Butlerova str., Kazan, 420012

B. A. Sakhabetdinov
Kazan State Medical University
Russian Federation

Bulat A. Sakhabetdinov - Assistant of the Department of Topographic Anatomy and Operative Surgery.

49, Butlerova str., Kazan, 420012

B. R. Valitov
Republican Clinical Oncological Dispensary named after Professor M.Z. Sigal
Russian Federation

Bulat R. Valitov – Oncologist.

29, Sibirskiy trakt str., Kazan, 420029

K. N. Ermakova
Kazan State Medical University
Russian Federation

Kamilya N. Ermakova – Student.

49, Butlerova str., Kazan, 420012

A. V. Kalyamova
Kazan State Medical University
Russian Federation

Aygul' V. Kalyamova – Student.

49, Butlerova str., Kazan, 420012