Agricultural injuries.
D000062:Accidents, Occupational / Q000706:statistics & numerical data*; D000293:Adolescent; D000382:Agricultural Workers' Diseases / Q000453:epidemiology; D000383:Agriculture; D000818:Animals; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D007484:Iowa / Q000453:epidemiology; D012140:Respiratory Tract Diseases / Q000453:epidemiology; D014947:Wounds and Injuries / Q000453:epidemiology / Q000209:etiology*