A. A. Krivopalov
Saint-Petersburg Research Institute of Ear, Throat, nose and Speech
Russian Federation

Krivopalov Alexander A., Dr. of Sci. (Med.), Senior Research Fellow

9, Bronnitskaya str., Saint Petersburg, 190013

D. V. Leiko
«Elizavetinskaya Hospital»; Saint Petersburg University
Russian Federation

Leyko Dmitriy V., Neurosurgeon of the Neurosurgical Department № 1;

Assistant of the Department of Neurosurgery and Neurology

Saint Petersburg

A. Yu. Shcherbuk
Saint Petersburg University
Russian Federation

Shсherbuk Alexander Yu., Dr. of Sci. (Med.), Professor, Professor of the Department of Neurosurgery and Neurology

Saint Petersburg

Yu. A. Shcherbuk
Saint Petersburg University
Russian Federation

Shсherbuk Yuri A., Dr. of Sci. (Med.), Professor, Head of the Department of Neurosurgery and Neurology, Academician of the Russian Academy of Sciences

Saint Petersburg

P. A. Shamkina
Saint-Petersburg Research Institute of Ear, Throat, nose and Speech
Russian Federation

Shamkina Pauline A., Postgraduate Student

Saint Petersburg

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

Chufistova Anastasia V., Resident

Saint Petersburg