Epidemiological studies of accident morbidity in children and young people: problems of methodology.
D000059:Accidents; D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004812:Epidemiologic Methods; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D013223:Statistics as Topic