title: Achalasia of the oesophagus associated with Hodgkin's disease in children.
mesh_terms: D001466:Barium Sulfate; D002648:Child; D004931:Esophageal Achalasia / Q000000981:diagnostic imaging / Q000209:etiology* / Q000601:surgery; D006689:Hodgkin Disease / Q000150:complications*; D006801:Humans; D008297:Male; D011859:Radiography
chemical_list: D001466:Barium Sulfate