A. V. Emelianov
North-Western State Medical University named after I. I. Mechnikov
Russian Federation

Aleksandr V. Emelianov, Dr. of Sci. (Med.), Professor, Head of the Pulmonology Department

Saint Petersburg

E. V. Leshenkova
North-Western State Medical University named after I. I. Mechnikov
Russian Federation

Evgeniya V. Leshenkova, Cand. of Sci. (Med.), Associate Professor, Pulmonology Department

41, Kirochnaya St., Saint-Petersburg, 191015

G. R. Sergeeva
North-Western State Medical University named after I. I. Mechnikov
Russian Federation

Galina R. Sergeeva, Cand. of Sci. (Med.), Associate Professor, Department of Pulmonology

Saint Petersburg

I. V. Tsukanova
North-Western State Medical University named after I. I. Mechnikov
Russian Federation

Inessa V. Tsukanova, Cand. of Sci. (Med.), Assistant Professor, Department of Pulmonology

Saint Petersburg