S. A. Karpishchenko
Pavlov University
Russian Federation

Karpishchenko Sergei A., Dr. of Sci. (Med.), Professor, Head of the Department of Otorhinolaryngology with Clinic

Saint Petersburg

O. E. Vereshchagina
Pavlov University
Russian Federation

Vereshchagina Olga E., Cand. of Sci. (Med.), Associate Professor of the Department of Otorhinolaryngology with Clinic, Head of the Department of Otorhinolaryngology of the Research Institute of Surgery and Emergency Medicine

Saint Petersburg

I. G. Arustamyan
Saint-Petersburg Research Institute of Ear, Throat, Nose and Speech
Russian Federation

Arustamyan Irina G., Cand. of Sci. (Med.), Research Fellow

Saint Petersburg

O. A. Stancheva
Pavlov University
Russian Federation

Stancheva Olga A., Cand. of Sci. (Med.), Otorhinolaryngologist

6-8, L’va Tolstogo str., Saint Petersburg, 197022