Yu. V. Zhitkova
Interregional clinical-diagnostic center
Russian Federation

Yuliya V. Zhitkova, Dr. Sci. (Med.), Head of the Memory Disorders Cabinet, Neurologist of the Polyclinic Department

12, letter A, Karbyshev St., Kazan, 420101

D. R. Khasanova
Interregional clinical-diagnostic center; Kazan State Medical University
Russian Federation

Dina R. Khasanova, Dr. Sci. (Med.), Neurologist, Chief Supplementary Staff Member Angio-neurologist of the Ministry of Health of the Republic of Tatarstan, Head of the Neurological Department, Interregional clinical-diagnostic center; Professor, Department of Neurology and Neurosurgery, Faculty of Advanced Training and Professional Retraining of Specialists, Kazan State Medical University

12, letter A, Karbyshev St., Kazan, 420101,

49, Butlerov St., Kazan, 420012