[Preoperative evaluation of the resectability of carcinoma of the gastric cardia--triple contrast radiography of the gastric cardia versus operative findings].
D002299:Cardia / Q000000981:diagnostic imaging; D006801:Humans; D011859:Radiography; D013274:Stomach Neoplasms / Q000000981:diagnostic imaging* / Q000601:surgery; D013679:Technology, Radiologic