title: Motorcycle accidents in Auburn-Opelika, Alabama, 1969-1971.
mesh_terms: D000063:Accidents, Traffic; D000293:Adolescent; D000328:Adult; D000407:Alabama; D002648:Child; D002675:Child, Preschool; D005260:Female; D050723:Fractures, Bone / Q000453:epidemiology; D006760:Hospitalization; D006801:Humans; D008297:Male; D008875:Middle Aged; D014947:Wounds and Injuries / Q000453:epidemiology