A. Yu. Orlov
A.I. Polenov Russian Research Neurosurgical Institute – a branch of V.A. Almazov National Medical Research Center of the Ministry of Health of Russia 
Russian Federation

Andrey Yu. Orlov, MD, DSc, Head of the Laboratory of Neurosurgery of the Spine and Peripheral Nervous System, Neurosurgeon

12, Mayakovsky St., Saint Petersburg, 191014, Russia

A. S. Nazarov
A.I. Polenov Russian Research Neurosurgical Institute – a branch of V.A. Almazov National Medical Research Center of the Ministry of Health of Russia
Russian Federation

Alexander S. Nazarov, MD, PhD, Senior Researcher, Laboratory of Neurosurgery of the Spine and Peripheral Nervous System, Head of the Department of Neurosurgery of the Spine and Peripheral Nervous System, Neurosurgeon

12, Mayakovsky St., Saint Petersburg, 191014, Russia

A. A. Dolgushin
A.I. Polenov Russian Research Neurosurgical Institute – a branch of V.A. Almazov National Medical Research Center of the Ministry of Health of Russia
Russian Federation

Artem A. Dolgushin, MD, Postgraduate, Neurosurgeon

12, Mayakovsky St., Saint Petersburg, 191014, Russia

D. A. Murzaeva
A.I. Polenov Russian Research Neurosurgical Institute – a branch of V.A. Almazov National Medical Research Center of the Ministry of Health of Russia; Tyumen State Medical University of the Ministry of Health of Russia 
Russian Federation

Dzhamilia A. Murzaeva, MD, Postgraduate, Research Laboratory of Pathology of the Nervous System; Assistant

12, Mayakovsky St., Saint Petersburg, 191014, Russia

54, Odesskaya St., Tyumen, 625023, Russia

Yu. V. Belyakov
A.I. Polenov Russian Research Neurosurgical Institute – a branch of V.A. Almazov National Medical Research Center of the Ministry of Health of Russia
Russian Federation

Yuri V. Belyakov, MD, PhD, Researcher, Research Laboratory of Neurosurgery of the Spine and Peripheral Nervous System, Neurosurgeon

12, Mayakovsky St., Saint Petersburg, 191014, Russia

E. A. Oleynik
A.I. Polenov Russian Research Neurosurgical Institute – a branch of V.A. Almazov National Medical Research Center of the Ministry of Health of Russia
Russian Federation

Ekaterina A. Oleynik, MD, PhD, Senior Researcher, Department of Neurosurgery of the Spine and Peripheral Nervous System, Neurologist, Neurosurgical Department No. 1

12, Mayakovsky St., Saint Petersburg, 191014, Russia

A. V. Kudziev
A.I. Polenov Russian Research Neurosurgical Institute – a branch of V.A. Almazov National Medical Research Center of the Ministry of Health of Russia 
Russian Federation

Andrey V. Kudziev, Researcher, Research Laboratory of Neurosurgery of the Spine and Peripheral Nervous System, Neurosurgeon

12, Mayakovsky St., Saint Petersburg, 191014, Russia

Yu. M. Zabrodskaya
A.I. Polenov Russian Research Neurosurgical Institute – a branch of V.A. Almazov National Medical Research Center of the Ministry of Health of Russia; I.I. Mechnikov North-Western State Medical University of the Ministry of Health of Russia 
Russian Federation

Yulia M. Zabrodskaya, MD, DSc, Head of Laboratory of Pathology of the Nervous System; Head of the Department of Pathological Anatomy

12, Mayakovsky St., Saint Petersburg, 191014, Russia

47, Piskarevsky pr., Saint Petersburg, 195067, Russia