For citations:

Kotov SV, Novikova ES, Tonya GT, Kotov AS. The role of central vein sign in differential diagnostics of neuromyelitis optica spectrum disorders and multiple sclerosis. Nevrologiya, neiropsikhiatriya, psikhosomatika = Neurology, Neuropsychiatry, Psychosomatics. 2025;17(4):62-68. (In Russ.) https://doi.org/10.14412/2074-2711-2025-4-62-68