N. G. Berdnikova
Sechenov First Moscow State Medical University of the Ministry of Health of the Russian Federation (Sechenov University); Davydovsky City Clinical Hospital
Russian Federation

Nadezhda G. Berdnikova, Cand. Sci. (Med.), Associate Professor of  the Department of  Clinical Pharmacology and Propaedeutics of  Internal Diseases; Clinical Pharmacologist, Pulmonologist

8, Bldg. 2, Trubetskaya St., Moscow, 119991; 11/6, Yauzskaya St., Moscow, 109240

D. V. Tsyganko
Davydovsky City Clinical Hospital
Russian Federation

Dmitry V. Tsyganko, Pulmonologist

11/6, Yauzskaya St., Moscow, 109240

V. A. Ekaterinchev
Yevdokimov Moscow State University of Medicine and Dentistry
Russian Federation

Vyacheslav A. Ekaterinchev, Cand. Sci. (Med.), Associate Professor of the Department of Otolaryngology

20, Bldg. 1, Delegatskaya St., Moscow, 127473