title: Letter: Cellular immunity in multiple sclerosis.
mesh_terms: D000956:Antigens, Viral; D002464:Cell Migration Inhibition; D046508:Culture Techniques; D006801:Humans; D007111:Immunity, Cellular; D008459:Measles virus / Q000276:immunology; D009103:Multiple Sclerosis / Q000276:immunology*; D018108:Respirovirus / Q000276:immunology
chemical_list: D000956:Antigens, Viral