V. S. Chulkov
Yaroslav the Wise Novgorod State University
Russian Federation

Vasiliy S. Chulkov, Dr. Sci. (Med.), Associate Professor, Professor at the Department of Internal Medicine

41, Bolshaya Sankt-Peterburgskaya St., Veliky Novgorod, 173003

M. Z. Gasanov
Yaroslav the Wise Novgorod State University
Russian Federation

Mitkhat Z. Gasanov, Cand. Sci. (Med.), Associate Professor, Associate Professor at the Department of Internal Medicine

41, Bolshaya Sankt-Peterburgskaya St., Veliky Novgorod, 173003

O. V. Azovtseva
Yaroslav the Wise Novgorod State University
Russian Federation

Olga V. Azovtseva, Dr. Sci. (Med.), Associate Professor, Head at the Department of Microbiology, Immunology and Infectious Diseases

41, Bolshaya Sankt-Peterburgskaya St., Veliky Novgorod, 173003

E. E. Minina
South Ural State Medical University
Russian Federation

Elena E. Minina, Cand. Sci. (Med.), Associate Professor at the Department of Faculty Pediatrics named after N.S. Tyurina

64, Vorovskiy St., Chelyabinsk, 454092

Vl. S. Chulkov
South Ural State Medical University
Russian Federation

Vladislav S. Chulkov, Cand. Sci. (Med.), Associate Professor of the Department of Faculty Therapy

64, Vorovskiy St., Chelyabinsk, 454092