Facial fractures in snowmobile injuries.
D000293:Adolescent; D000328:Adult; D005147:Facial Bones / Q000293:injuries*; D005151:Facial Injuries / Q000601:surgery*; D050723:Fractures, Bone / Q000601:surgery*; D006801:Humans; D008297:Male; D008337:Mandibular Fractures / Q000601:surgery; D008446:Maxillofacial Injuries / Q000601:surgery; D009666:Nose / Q000293:injuries; D009915:Orbit / Q000293:injuries; D011482:Protective Devices; D011998:Recreation; D013178:Sports Medicine; D015051:Zygomatic Fractures / Q000601:surgery