Affiliation: | 1. Neurology Clinic, Moscow Medical Academy named after I.M. Sechenov, Moscow, Russia;2. Algology Department, Scientific Research institute of General Pathology and Pathophysiology, Moscow, Russia;3. Pfizer International LLC, Moscow, Russia;4. Department of Postgraduate Education in Neurology, Moscow Medical Academy named after I.M. Sechenov, Moscow, Russia;5. Department of Neurology and Neurosurgery, Saint‐Petersburg Medical University named after I.P. Pavlov, Saint‐Petersburg, Russia;6. Biostatistical Department, Hematological Scientific Center, Moscow, Russia |