I. V. Maev
A.I. Yevdokimov Moscow State University of Medicine and Dentistry
Russian Federation

Igor V. Maev — Dr. Sci. (Med.), Academician of the Russian Academy of Sciences, Professor, Head of the Department of Propaedeutics of Internal Diseases and Gastroenterology

127473, Moscow, Delegatskaya str., 20, bld. 1

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

Dmitry S. Bordin — Dr. Sci. (Med.), Head of the Department of Pancreatic, Bile and Upper Gastrointestinal Pathology, Loginov Moscow Clinical Scientific Center; Prof., Department of Internal Medicine Propaedeutics and Gastroenterology, Moscow State University of Medicine and Dentistry; Prof., Department of general medical practice and family medicine, Tver State Medical University

111123, Moscow, Entuziastov highway, 86, bld. 6

E. V. Barkalova
A.I. Yevdokimov Moscow State University of Medicine and Dentistry
Russian Federation

Elena V. Barkalova — assistant of the department of propaedeutics of internal diseases and gastroenterology

127473, Moscow, Delegatskaya str., 20, bld. 1

M. A. Ovsepyan
A.I. Yevdokimov Moscow State University of Medicine and Dentistry
Russian Federation

Mariia A. Ovsepyan — assistant of the department of propaedeutics of internal diseases and gastroenterology, research associate of the Laboratory of functional research methods in gastroenterology

127473, Moscow, Delegatskaya str., 20, bld. 1

E. R. Valitova
Moscow Clinical Scientific and Practical Center named after A. S. Loginov
Russian Federation

Elena R. Valitova — Cand. Sci. (Med.), head of the Laboratory of functional diagnostics of diseases of the esophagus and stomach

111123, Moscow, Entuziastov highway, 86, bld. 6

N. G. Kalashnikova
Moscow Clinical Scientific and Practical Center named after A. S. Loginov
Russian Federation

Natalia G. Kalashnikova — gastroenterologist of the clinical and diagnostic department

111123, Moscow, Entuziastov highway, 86, bld. 6

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

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

127473, Moscow, Delegatskaya str., 20, bld. 1