N. Yu. Semigolovskii
Saint Petersburg State University; Sokolov’ North-West Regional Scientific and Clinical Center of the Federal Medical and Biological Agency
Russian Federation

Nikita Yu. Semigolovskii, Dr. Sci. (Med.), Professor of the Department of Propaedeutic of Internal Diseases, Intensive Care Specialist, Cardiologist, Saint Petersburg State University; Doctor of the Intensive Care Unit, Sokolov’ North-West Regional Scientific and Clinical Center 

7/9, Universitetskaya Emb., St Petersburg, 199034;
4, Kultury Аve., St Petersburg, 194291

S. O. Mazurenko
Saint Petersburg State University
Russian Federation

Sergey O. Mazurenko, Dr. Sci. (Med.), Professor, Head of the Department of Propaedeutic of Internal Diseases 

7/9, Universitetskaya Emb., St Petersburg, 199034

L. G. Ermolaeva
Saint Petersburg State University
Russian Federation

Larisa G. Ermolaeva, Cand. Sci. (Med.), General Practitioner, Associate Professor of the Department of Propaedeutics of Internal Diseases 

7/9, Universitetskaya Emb., St Petersburg, 199034

E. V. Balukova
Saint Petersburg State University
Russian Federation

Ekaterina V. Balukova, Cand. Sci. (Med.), General Practitioner, Associate Professor of the Department of Propaedeutics of Internal Diseases 

7/9, Universitetskaya Emb., St Petersburg, 199034

S. N. Semigolovskii
Saint Petersburg State University; Pirogov Multidisciplinary Clinic
Russian Federation

Ekaterina V. Balukova, Cand. Sci. (Med.), General Practitioner, Associate Professor of the Department of Propaedeutics of Internal Diseases, Saint Petersburg State University

7/9, Universitetskaya Emb., St Petersburg, 199034