title: Multiple sclerosis and optic neuritis.
mesh_terms: D005802:Genes, MHC Class II; D006680:HLA Antigens / Q000302:isolation & purification; D006801:Humans; D009103:Multiple Sclerosis / Q000150:complications*; D009902:Optic Neuritis / Q000209:etiology* / Q000235:genetics / Q000276:immunology; D012306:Risk; D012621:Seasons
chemical_list: D006680:HLA Antigens