A. O. Nikiforova
Federal Research and Clinical Center for Infectious Diseases; Saint-Petersburg State University
Russian Federation

Aleksandra O. Nikiforova, Junior Researcher, Department of Viral Hepatitis and Liver Diseases;  Assistant Professor, Department of Infectious Diseases

9, Prof. Popova St., Saint-Petersburg, 197022; 7–9, Universitetskaya Embank., 199034

V. A. Greshnyakova
Federal Research and Clinical Center for Infectious Diseases; Saint-Petersburg State Pediatric Medical University; Saint-Petersburg State University
Russian Federation

Vera A. Greshnyakova, Cand. Sci. (Med.), Head of the Research Department of Viral Hepatitis and Liver Diseases; Associate Professor of the Department of Infectious Diseases in Children, Faculty of Postgraduate and Continuing Professional Education; Associate Professor of the Department of Infectious Diseases

9, Prof. Popova St., Saint-Petersburg, 197022; 2, Litovskaya St., Saint-Petersburg, 194100; 7–9, Universitetskaya Embank., 199034

L. G. Goryacheva
Federal Research and Clinical Center for Infectious Diseases; Saint-Petersburg State Pediatric Medical University
Russian Federation

Larisa G. Goryacheva, Dr. Sci. (Med.), Leading Researcher, Research Department of Viral Hepatitis and Liver Diseases; Prof., Department of Infectious Diseases in Children, Faculty of Postgraduate and Continuing Professional Education

9, Prof. Popova St., Saint-Petersburg, 197022; 2, Litovskaya St., Saint-Petersburg, 194100