title: Congenital oesophageal achalasia in the dog.
mesh_terms: D000818:Animals; D002933:Cineradiography; D004283:Dog Diseases / Q000151:congenital*; D004285:Dogs; D004931:Esophageal Achalasia / Q000209:etiology / Q000473:pathology / Q000662:veterinary*; D004947:Esophagus / Q000294:innervation; D005725:Ganglia, Autonomic / Q000002:abnormalities; D006801:Humans