S. V. Shchelochenkov
The Immanuel Kant Baltic Federal University
Russian Federation

Sergey V. Shchelochenkov, PhD, Associate professor department of therapy medical institute

14 A. Nevskogo str., Kaliningrad, 236016

O. N. Guskova
Tver State Medical University
Russian Federation

Oksana N. Guskova, PhD, Head of the Department of Pathological Anatomy

4 Sovietskaya str., Tver, 170100

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

Dmitry S. Bordin, MD, PhD, Head of the Department of Pancreatic, Biliary and upper digestive tract disorders; professor of the department of outpatient therapy and family medicine; professor of the department of propaedeutic of internal diseases and gastroenterology

Scopus Author ID: 6602087114, Researcher ID: M-4708–2017

4 Sovietskaya str., Tver, 170100

86, sh. Entuziastov, Moscow, 111123

20 / 1, Delegatskay str., Moscow, 127473