title: Update on multiple sclerosis.
authors.affiliation: Johns Hopkins University School of Medicine.
authors.forename: J C
authors.initials: JC
authors.lastname: McArthur
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009103:Multiple Sclerosis / Q000175:diagnosis / Q000188:drug therapy / Q000453:epidemiology; D011379:Prognosis