A. Ya. Aleynik
Privolzhsky Research Medical University
Russian Federation

Alexandr  Yakovlevich Aleynik - MD, PhD, neurosurgeon, Neurosurgery department, Research Institute of Traumatology and  Orthopedics, University Clinic

Minina I Pozharskogo square, 10/1, Nizhny Novgorod 603950.

S. G. Mlyavykh
Privolzhsky Research Medical University
Russian Federation

Sergey Gennadievich Mlyavykh -  MD, PhD, neurosurgeon, Head of the Research Institute of Traumatology and  Orthopedics, University Clinic.

Minina I Pozharskogo square, 10/1, Nizhny Novgorod 603950.

A. E. Bokov
Privolzhsky Research Medical University
Russian Federation

Andrey  Evgenievich Bokov - MD, PhD, neurosurgeon, Head  of  Neurosurgery department, Research Institute of  Traumatology and   Orthopedics,  University Clinic.

Minina  I  Pozharskogo square,  10/1,  Nizhny  Novgorod 603950.