1. Thompson A.J., Baranzini S.E., Geurts J. et al. Multiple sclerosis. Lancet. 2018; 391 (10130): 1622-1636. doi: 10.1016/S0140-6736(18)30481-1
2. Boiko A., Kesselring J., Paty D.W. et al. Multiple sclerosis and public health. Educational and management implications. World Health Organization, Department of Mental Health, Neuroscience and Neurological Disorders. 1999; 2: 1-11.
3. Gusev E.I., Boiko A.N., Zavalishin I.A. Multiple sclerosis. Clinical Guideline. M.: Real Time. 2011; 43-45, 140-141, 161162. [in Russian].
4. Atlas of MS 2013. URL: http://www.msif.org/wpcontent/uploads/2014/09/Atlas-of-MS.pdf (date of the application: 04.02.2019)
5. Gusev E.I., Boiko A.N., Zavalishin I.A. et all. Epidemiological studies of multiple sclerosis. Methodical recommendation MZ RF № 2003/82. Moscow. 2003; 20-45. [in Russian].