title: Progressive multiple sclerosis: The treatment gap.
authors.forename: Courtney
authors.initials: C
authors.lastname: Humphries
mesh_terms: D002986:Clinical Trials as Topic; D018450:Disease Progression; D004345:Drug Industry; D005081:Exercise Therapy; D006801:Humans; D009103:Multiple Sclerosis / Q000188:drug therapy* / Q000473:pathology / Q000503:physiopathology* / Q000534:rehabilitation; D020528:Multiple Sclerosis, Chronic Progressive / Q000188:drug therapy / Q000473:pathology / Q000503:physiopathology / Q000534:rehabilitation; D020529:Multiple Sclerosis, Relapsing-Remitting / Q000188:drug therapy / Q000473:pathology / Q000503:physiopathology / Q000534:rehabilitation