1. Other central nervous system infections: cytomegalovirus, Mycobacterium tuberculosis, and Treponema pallidum;Marra,2018
2. Spirochetal infections;Cadavid,2010
3. Bacterial Diseases of the Nervous System;Faucher,2018
4. World Health Organization (2016) WHO guidelines for the treatment of Treponema pallidum (syphilis). Geneva: World Health Organization. http://apps.who.int/iris/bitstream/handle/10665/249572/?sequence=1. Accessed 11 November 2018.
5. Dynamics of the incidence of syphilis in Russia in the last 20 years (literature review);Shardakova;Euro Stud Scient J,2016