title: The current status of upper gastrointestinal radiology.
mesh_terms: D003287:Contrast Media; D004064:Digestive System / Q000000981:diagnostic imaging*; D004386:Duodenum / Q000000981:diagnostic imaging; D004947:Esophagus / Q000000981:diagnostic imaging; D005188:False Negative Reactions; D005189:False Positive Reactions; D005767:Gastrointestinal Diseases / Q000000981:diagnostic imaging*; D006801:Humans; D008722:Methods; D011182:Postoperative Care; D011859:Radiography; D013270:Stomach / Q000000981:diagnostic imaging
chemical_list: D003287:Contrast Media