Snowmobiling with associated maxillofacial injuries.
D000056:Accident Prevention; D000328:Adult; D006259:Craniocerebral Trauma / Q000453:epidemiology*; D005260:Female; D006801:Humans; D007878:Legislation as Topic; D008297:Male; D008446:Maxillofacial Injuries / Q000453:epidemiology*; D008910:Minnesota; D019838:Neck Injuries; D013177:Sports; D013997:Time Factors; D014947:Wounds and Injuries / Q000401:mortality