[The clinico-radiographic aspects and classification of cardiospasm].
D004931:Esophageal Achalasia / Q000145:classification* / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000601:surgery; D006801:Humans; D011859:Radiography
Kliniko-rentgenologicheskaia kartina i klassifikatsiia kardiospazma.