title: Restricted dissemination of clinically defined attacks in an MS incidence material.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001369:Axons / Q000473:pathology; D001921:Brain / Q000473:pathology / Q000503:physiopathology; D001933:Brain Stem / Q000473:pathology; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009103:Multiple Sclerosis / Q000209:etiology* / Q000473:pathology*; D009900:Optic Nerve / Q000473:pathology; D012008:Recurrence; D014699:Venules / Q000473:pathology