For citations:

Belkina AA, Zakharova MN. Delayed diagnosis of multiple sclerosis: prevalence, causes and prognostic significance. Nevrologiya, neiropsikhiatriya, psikhosomatika = Neurology, Neuropsychiatry, Psychosomatics. 2026;18(1):28-33. (In Russ.) https://doi.org/10.14412/2074-2711-2026-1-28-33