[Roentgenologic findings of gastroduodenal areas in normal healthy children].
D002648:Child; D002675:Child, Preschool; D004386:Duodenum / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D011708:Pylorus / Q000000981:diagnostic imaging*; D011859:Radiography