The inherent errors in measurements of inverted films in patients with imperforate anus.
D001006:Anus, Imperforate / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D011859:Radiography; D012003:Rectal Fistula / Q000000981:diagnostic imaging; D014548:Urinary Fistula / Q000000981:diagnostic imaging