A. A. Krivopalov
Saint Petersburg Research Institute of Ear, Throat, Nose and Speech; North-Western State Medical University named after I.I. Mechnikov
Russian Federation

Aleksandr А. Krivopalov, Dr. Sci. (Med.), Head of the Research Department of Upper Respiratory Pathology, Saint Petersburg Research In­stitute of Ear, Throat, Nose and Speech; Associate Professor of the Department of Oto­rhinolaryngology, North-Western State Medical University named after I.I. Mechnikov

9, Bronnitskaya St., St Petersburg, 190013,

41, Kirochnaya St., St Petersburg, 191015

M. A. Lengina
South Ural State Medical University
Russian Federation

Maria A. Lengina, Cand. Sci. (Med.), Associate Professor of the Department of Otorhinolaryngology

64, Vorovskiy St., Chelyabinsk, 454092

A. M. Korkmazov
South Ural State Medical University
Russian Federation

Arsen M. Korkmazov, Cand. Sci. (Med.), Associate Professor of the Department of Otorhinolaryngology

64, Vorovskiy St., Chelyabinsk, 454092

I. A. Karpov
South Ural State Medical University
Russian Federation

Igor A. Karpov, Dr. Sci. (Med.), Associate Professor, Professor of the Department of Plastic Surgery and Cosmetology, Institute of Additional Pro­fessional Education

64, Vorovskiy St., Chelyabinsk, 454092

N. V. Kornova
South Ural State Medical University
Russian Federation

Natalya V. Kornova, Cand. Sci. (Med.), Associate Professor of the Department of Otorhinolaryngology

64, Vorovskiy St., Chelyabinsk, 454092

Yu. V. Shvorak
Chelyabinsk Regional Pathological Anatomy Bureau
Russian Federation

Yuliya V. Shvorak, Cand. Sci. (Med.), Senior Researcher

249, Bldg. 3, Tatishchev St., Chely­abinsk, 454003

E. V. Kostenko
Chelyabinsk Regional Clinical Hospital
Russian Federation

Elena V. Kostenko, Pulmonologist, Doctor of the Highest Category of the Pulmonology Department

70, Vorovskiy St., Chelyabinsk, 454048