Duplication of the duodenum. Report of a case.
D000013:Congenital Abnormalities / Q000601:surgery; D004380:Duodenal Obstruction / Q000209:etiology; D004386:Duodenum / Q000002:abnormalities* / Q000601:surgery; D005260:Female; D006801:Humans; D007231:Infant, Newborn