title: Parainfluenza, histocompatibility, and multiple sclerosis. Association of parainfluenza antibodies and histocompatibility types in MS and optic neuritis.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000914:Antibodies, Viral / Q000032:analysis*; D005260:Female; D006385:Hemagglutination Inhibition Tests; D006649:Histocompatibility Antigens / Q000032:analysis; D006801:Humans; D008297:Male; D008875:Middle Aged; D009103:Multiple Sclerosis / Q000276:immunology*; D009902:Optic Neuritis / Q000276:immunology*; D018108:Respirovirus / Q000276:immunology*
chemical_list: D000914:Antibodies, Viral; D006649:Histocompatibility Antigens