D. A. Shakurova
Kazan State Medical University; Central City Clinical Hospital No. 18 named after Professor K. Sh. Zyatdinov
Russian Federation

Dilyara A. Shakurova, Cand. of Sci. (Med.), Associate Professor, Acting Head of the Department of Otorhinolaryngology

49 Butlerova str., Kazan, 420012

2 Khusaina Mavlyutova str., Kazan, 420101

I. V. Soloveva
Kazan State Medical University
Russian Federation

Irina V. Soloveva, 2nd year resident of the Department of Otorhinolaryngology

49 Butlerova str., Kazan, 420012

A. A. Nedosugov
Kazan State Medical University
Russian Federation

Aleksey A. Nedosugov, PhD student of the Department of Otorhinolaryngology

49 Butlerova str., Kazan, 420012