Acquired achalasia: a case report.
D000818:Animals; D004283:Dog Diseases / Q000175:diagnosis* / Q000188:drug therapy; D004285:Dogs; D004931:Esophageal Achalasia / Q000175:diagnosis / Q000188:drug therapy / Q000662:veterinary*; D005260:Female; D010208:Papaverine / Q000627:therapeutic use
D010208:Papaverine