title: Maxillo-facial fractures in southwestern Nigeria (1976-1981).
mesh_terms: D000063:Accidents, Traffic; D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005147:Facial Bones / Q000293:injuries*; D005260:Female; D006801:Humans; D007223:Infant; D007572:Jaw Fractures / Q000453:epidemiology*; D008297:Male; D008875:Middle Aged; D009549:Nigeria; D012887:Skull Fractures / Q000453:epidemiology*