A. M. Veliyev
Federal State Budgetary Educational Institution of Higher Education «Evdokimov Moscow State Medical and Dental University» of the Ministry of Health of the Russian Federation
Russian Federation

Applicant of the Department of Propaedeutics of Internal Diseases and Gastroenterology,

127473, Moscow, 20, Delegateskaya St., Moscow, Russia. 1

D. N. Andreyev
Federal State Budgetary Educational Institution of Higher Education «Evdokimov Moscow State Medical and Dental University» of the Ministry of Health of the Russian Federation
Russian Federation

Cand. of Sci. (Med.), Associate Professor of the Department of Pro paedeutics of Internal Diseases and Gastro enterology,

127473, Moscow, 20, Delegateskaya St., Moscow, Russia. 1

E. V. Partsvania-Vinogradova
Federal State Budgetary Educational Institution of Higher Education «Evdokimov Moscow State Medical and Dental University» of the Ministry of Health of the Russian Federation
Russian Federation

Postgraduate student of the Department of Propaedeutics of Internal Diseases and Gastroenterology,

127473, Moscow, 20, Delegateskaya St., Moscow, Russia. 1