Two-, three- and four-wheel unlicensed off-road vehicles. Accident Prevention Committee, Canadian Paediatric Society.
D000063:Accidents, Traffic / Q000517:prevention & control*; D000293:Adolescent; D002170:Canada; D002675:Child, Preschool; D006801:Humans; D007878:Legislation as Topic; D008004:Licensure; D009049:Motorcycles; D014186:Transportation; D014947:Wounds and Injuries / Q000401:mortality