title: Editorial: Achalasia of the cardia.
mesh_terms: D004106:Dilatation; D004931:Esophageal Achalasia / Q000150:complications / Q000209:etiology* / Q000503:physiopathology / Q000628:therapy; D006801:Humans; D008171:Lung Diseases / Q000209:etiology; D009197:Myenteric Plexus / Q000473:pathology; D011014:Pneumonia / Q000150:complications; D014628:Vagotomy / Q000009:adverse effects