[A new method for the double-contrast study of the esophagus].
D003287:Contrast Media; D004940:Esophageal Stenosis / Q000000981:diagnostic imaging; D004947:Esophagus / Q000000981:diagnostic imaging*; D006801:Humans; D011859:Radiography
D003287:Contrast Media
Uj módszer a nyelöcsö kettös kontrasztos vizsgálatára.