title: Spinal cord atrophy and disability in multiple sclerosis over four years.
authors.forename: M A
authors.initials: MA
authors.lastname: Horsfield
authors.forename: M
authors.initials: M
authors.lastname: Filippi
mesh_terms: D001284:Atrophy; D004185:Disability Evaluation; D005500:Follow-Up Studies; D006801:Humans; D007089:Image Enhancement / Q000379:methods*; D007091:Image Processing, Computer-Assisted / Q000379:methods*; D000068556:Interferon beta-1a; D016899:Interferon-beta / Q000627:therapeutic use; D008279:Magnetic Resonance Imaging / Q000379:methods*; D009103:Multiple Sclerosis / Q000175:diagnosis* / Q000188:drug therapy; D013116:Spinal Cord / Q000473:pathology*
chemical_list: D016899:Interferon-beta; D000068556:Interferon beta-1a