For citations:

Illarionova EM, Gribova NP, Otvagin IV. Clinico-psychological analysis of systematic (vestibular) and nonsystematic (psychogenic) vertigo, therapy optimization. Nevrologiya, neiropsikhiatriya, psikhosomatika = Neurology, Neuropsychiatry, Psychosomatics. 2011;3(4):41-45. (In Russ.) https://doi.org/10.14412/2074-2711-2011-345