title: Unprotected road users--the most important category of road traffic casualties.
mesh_terms: D000063:Accidents, Traffic; D000293:Adolescent; D000328:Adult; D000368:Aged; D001336:Automobiles; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013548:Sweden; D014947:Wounds and Injuries / Q000453:epidemiology* / Q000401:mortality