I. Yu. Feklina
Sechenov First Moscow State Medical University (Sechenov University)
Russian Federation

Iana Yu. Feklina — Postgraduate Student, Chair of Hospital Therapy No. 1,

119991, Moscow, Trubetskaya str., 8, bld. 2

M. G. Mnatsakanyan
Sechenov First Moscow State Medical University (Sechenov University)
Russian Federation

Marina G. Mnatsakanyan — Dr. Sci. (Med.), Head of the Department of Gastroenterology; Prof., Chair of Hospital Therapy No. 1, 

119991, Moscow, Trubetskaya str., 8, bld. 2

A. P. Pogromov
Sechenov First Moscow State Medical University (Sechenov University)
Russian Federation

Alexander P. Pogromov — Dr. Sci. (Med.), Prof., 

119991, Moscow, Trubetskaya str., 8, bld. 2

O. V. Tashchyаn
Sechenov First Moscow State Medical University (Sechenov University)
Russian Federation

Olga V. Tashchyаn  — Cand. Sci. (Med.), Physician (gastroenterology), Department of Gastroenterology; Research Assistant, Chair of Hospital Therapy No. 1, 

119991, Moscow, Trubetskaya str., 8, bld. 2