title: Roentgenographic aspects of intrinsic duodenal obstruction.
mesh_terms: D000015:Abnormalities, Multiple; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D004380:Duodenal Obstruction / Q000150:complications / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D011859:Radiography