A.I. FEDORENKO1, 3, R.G. ESIN1, 2  1KSMA — Branch Campus of the FSBEIFPE RMACPE MOH Russia, Kazan 2Kazan (Volga) Federal University, Kazan 3«9 mesyatsev» Clinic, Kazan  Contact details: Esin R.G. — MD, Professor, Professor of the Department of Neurology Address: 1A Chekhov St., Kazan, Russian Federation, 420043, tel.: +7 (843) 233-30-82, e-mail: radyesin@mail.ru The purpose was to […]