Studies on the natural history of multiple sclerosis. V. Long-term survival in young men.
D000293:Adolescent; D000328:Adult; D001996:Bronchopneumonia / Q000209:etiology / Q000401:mortality; D002648:Child; D002675:Child, Preschool; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008887:Military Medicine; D009103:Multiple Sclerosis / Q000150:complications / Q000175:diagnosis / Q000401:mortality*; D012189:Retrospective Studies; D013997:Time Factors