T. V. Polivanova
Research Institute for Medical Problems in the North — Division of Krasnoyarsk Scientific Centre, Siberian Branch of the RAS
Russian Federation

Tamara V. Polivanova — Dr. Sci. (Med.), Principal Re-searcher, Clinical Department of Digestive System Pathology in Adults and Children.

660022, Krasnoyarsk, Partizana Zheleznyaka str., 3g

E. V. Kasparov
Research Institute for Medical Problems in the North — Division of Krasnoyarsk Scientific Centre, Siberian Branch of the RAS
Russian Federation

Eduard V. Kasparov — Dr. Sci. (Med.), Prof., Director.

660022, Krasnoyarsk, Partizana Zheleznyaka str., 3g

V. A. Vshivkov
Research Institute for Medical Problems in the North — Division of Krasnoyarsk Scientific Centre, Siberian Branch of the RAS
Russian Federation

Vitaly A. Vshivkov — Cand. Sci. (Med.), Senior Researcher, Clinical Department of Digestive System Pathology in Adults and Children.

660022, Krasnoyarsk, Partizana Zheleznyaka str., 3g