ISSN Print 2500–1094
ISSN Online 2542–1204
BIOMEDICAL JOURNAL OF PIROGOV UNIVERSITY (MOSCOW, RUSSIA)
1 Scientifical-Clinical Center of Otorhinolaryngology of FMBA, Moscow, Russia
2 Department of Otolaryngology, Pediatric Faculty,
Pirogov Russian National Research Medical University, Moscow, Russia
3 Scientific Research Institute of Moscow City Education,
Moscow City Teacher Training University, Moscow, Russia
Correspondence should be addressed: Anna Mkhitaryan
ul. Ostrovityanova, d. 1, Moscow, Russia, 117997; ur.liam@7858legna