V. A. Byvaltsev
Irkutsk State Medical University, Ministry of Health, Irkutsk; Railway Clinical Hospital on the station Irkutsk-Passazhirskiy, Irkutsk; Irkutsk Scientific Center of Surgery and Traumatology, Irkutsk; Irkutsk State Medical Academy of Postgraduate Education microdistrict, Irkutsk
Russian Federation

MD, DSc, Head Neurosurgery Department, Irkutsk State Medical University; Head of Neurosurgery Center of Road Clinical Hospital, Head of Neurosurgery Department of Irkutsk Surgery and Traumatology Center; Professor of the Department of Traumatology, Orthopedics and Neurosurgery of Irkutsk State Medical Academy of Postgraduate Education (Irkutsk, Russia)

SPIN-code: 5996-6477

I. A. Stepanov
Irkutsk State Medical University, Ministry of Health, Irkutsk
Russian Federation

Postgraduate, Neurosurgery Department, Irkutsk State Medical University (Irkutsk, Russia)

SPIN-code: 5485-6316

A. I. Kichigin
Irkutsk State Medical University, Ministry of Health, Irkutsk
Russian Federation

Postgraduate, Neurosurgery Department, Irkutsk State Medical University (Irkutsk, Russia)

SPIN-code: 6896-8385