Conditions of the canine oesophagus. II. Vascular rings, achalasia, tumours and peri-oesophageal lesions.
D000818:Animals; D001011:Aorta / Q000002:abnormalities; D004283:Dog Diseases; D004285:Dogs; D004931:Esophageal Achalasia / Q000662:veterinary*; D004935:Esophageal Diseases / Q000662:veterinary*