The avoidance of complications in barium-enema studies.
D001706:Biopsy; D002404:Catheterization / Q000009:adverse effects; D003108:Colonic Diseases / Q000517:prevention & control; D004733:Enema / Q000009:adverse effects*; D006801:Humans; D007416:Intestinal Perforation / Q000517:prevention & control*; D012002:Rectal Diseases / Q000473:pathology / Q000517:prevention & control; D012812:Sigmoidoscopy