Yu. I. Yashkov
Center of Endosurgery and lithotripsy
Russian Federation

Yashkov Yuriy I., Dr. of Sci. (Med.), senior researcher, head of the Service «Obesity Surgery» JSC «Center for Endosurgery and Lithotripsy».

Moscow.

Yu. I. Sedletskiy
Pavlov University
Russian Federation

Sedletskiy Yuriy I., Dr. of Sci. (Med.), professor of the department of the faculty surgery with courses of cardiovascular and laparoscopic surgery, Pavlov University.

6-8, L. Tolstoy str., Saint Petersburg, 197022.

D. I. Vasilevskiy
Pavlov University
Russian Federation

Vasilevskiy Dmitriy I., Dr. of Sci. (Med.), assistant professor of the department of the faculty surgery with courses of cardiovascular and laparoscopic surgery, Pavlov University.

6-8, L. Tolstoy str., Saint Petersburg, 197022.

B. Y. Tsvetkov
Seredavin Regional Clinical Hospital of Samara
Russian Federation

Tsvetkov Boris Yu., Cand. of Sci. (Med.), head the department of the surgery Seredavin Regional Clinical Hospital of Samara.

Samara.

A. A. Krichmar
Seredavin Regional Clinical Hospital of Samara
Russian Federation

Krichmar Alexander M., Cand. of Sci. (Med.), doctor the department of the surgery Seredavin Regional Clinical Hospital of Samara.

Samara.