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

Elena V. Barkalova — Research Assistant, Chair of Internal Disease Propaedeutics and Gastroenterology, Headof the Laboratory of Functional Methods in Gastroenterology

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

S. S. Pirogov
National Medical Research Radiology Centre
Russian Federation

Sergey S. Pirogov — Dr. Sci. (Med.), Head of the Department of Endoscopy, Herzen Moscow Oncology Research Centre — Branch of the National Medical Research Radiology Centre

125284, Moscow, Vtoroy Botkinskiy pr., 3

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

Dmitriy N. Andreev — Cand. Sci. (Med.), Research Assistant, Chair of Internal Disease Propaedeutics and Gastroenterology, Researcher, Laboratory of Functional Methods in Gastroenterology

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

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

Maria A. Ovsepyan — Senior Laboratory Assistant, Chair of Internal Disease Propaedeutics and Gastroenterology

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

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

Igor V. Maev— Dr. Sci. (Med.), Full Member of the Russian Academy of Sciences, Prof., Head of the Chair of Internal Disease Propaedeutics and Gastroenterology

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

A. D. Kaprin
National Medical Research Radiology Centre
Russian Federation

Andrey D. Kaprin — Dr. Sci. (Med.), Full Member of the Russian Academy of Sciences, Director, National Medical Research Radiology Centre.

249031, Obninsk, Marshala Zhukova str., 10