1. Petrovsky Russian Scientific Center of Surgery, 121359 Moscow, Russia
2. Sechenov First Moscow State Medical University High Performance Sports Laboratory, Department of Sports Medicine and Medical Rehabilitation, Sechenov First Moscow State Medical University, 121359 Moscow, Russia
3. Neurological Surgery, Peoples Friendship University of Russia, 103274 Moscow, Russia
4. Department of Neurosurgery, Azienda Ospedaliero Universitaria Pisana (AOUP), 56100 Pisa, Italy