D. N. Andreev
Yevdokimov Moscow State University of Medicine and Dentistry
Russian Federation

Dmitry N. Andreev, Cand. Sci. (Med.), Associate Professor of the Department of Propaedeutics of Internal Diseases and Gastroenterology 

20, Bldg. 1, Delegatskaya St., Moscow, 127473

D. S. Bordin
Yevdokimov Moscow State University of Medicine and Dentistry; Loginov Moscow Clinical Scientific Center; Tver State Medical University
Russian Federation

Dmitry S. Bordin, Dr. Sci. (Med.), Professor of the Department of Propaedeutics of Internal Diseases and Gastroenterology; Head of the Department of Pathology of the Рancreas, Biliary Tract and Upper Digestive Tract; Professor of the Department of Polyclinic Therapy and Family Medicine 

20, Bldg. 1, Delegatskaya St., Moscow, 127473;
86, Entuziastov Shosse, Moscow, 111123;
1, Ivan Sedykh St., Tver, 170100

K. А. Nikolskaya
Loginov Moscow Clinical Scientific Center; Research Institute of Healthcare Organization and Medical Management
Russian Federation

Karine А. Nikolskaya, Cand. Sci. (Med.), Senior Researcher of the Department of Pathology of the Рancreas, Biliary Tract and Upper Digestive Tract; Head of the Organizational and Methodological Department of Gastroenterology 

86, Entuziastov Shosse, Moscow, 111123;
9, Sharikopodshipnikovskaya St., Moscow, 115088

A. R. Dzhafarova
Yevdokimov Moscow State University of Medicine and Dentistry
Russian Federation

Aida R. Dzhafarova, Student of the Faculty of Medicine 

20, Bldg. 1, Delegatskaya St., Moscow, 127473

V. V. Cherenkova
Yevdokimov Moscow State University of Medicine and Dentistry
Russian Federation

Valeriya V. Cherenkova, Student of the Faculty of Medicine 

20, Bldg. 1, Delegatskaya St., Moscow, 127473