title: Primary progressive MS.
authors.affiliation: MS Clinic and CNS Department, LHSC, University of Western Ontario, 339 Windermere Road, London, Ontario N6A 5A5, Canada. marcelo.kremenchutzky@lhsc.on.ca
authors.forename: M
authors.initials: M
authors.lastname: Kremenchutzky
mesh_terms: D015415:Biomarkers; D001921:Brain / Q000473:pathology; D006801:Humans; D008279:Magnetic Resonance Imaging; D020528:Multiple Sclerosis, Chronic Progressive / Q000175:diagnosis / Q000188:drug therapy / Q000503:physiopathology*
chemical_list: D015415:Biomarkers