Flexion fracture of the lumbar spine due to lap-type seat belts.
D000063:Accidents, Traffic; D000293:Adolescent; D050723:Fractures, Bone / Q000209:etiology*; D006801:Humans; D008159:Lumbar Vertebrae / Q000293:injuries*; D008297:Male; D012622:Seat Belts / Q000009:adverse effects*; D013124:Spinal Injuries / Q000209:etiology*