Multiple sclerosis and Epstein-Barr virus.
D000293:Adolescent; D000328:Adult; D001402:B-Lymphocytes / Q000276:immunology / Q000382:microbiology; D006566:Herpesviridae Infections; D004854:Herpesvirus 4, Human; D006801:Humans; D009103:Multiple Sclerosis / Q000209:etiology*