[Our experience in double contrasting of the stomach and duodenum].
Otto
H
H
D003287:Contrast Media / Q000008:administration & dosage*; D004378:Duodenal Diseases / Q000000981:diagnostic imaging*; D006801:Humans; D011859:Radiography; D013272:Stomach Diseases / Q000000981:diagnostic imaging*
D003287:Contrast Media
Nash opyt dvoĭnogo kontrastirovaniia zheludka i dvenadtsatiperstnoaui kishki.