Regurgitation in pups.  III.  Megaesophagus in a pup.
D000818:Animals; D004283:Dog Diseases; D004285:Dogs; D004931:Esophageal Achalasia; D004947:Esophagus / Q000002:abnormalities*; D005767:Gastrointestinal Diseases; D014839:Vomiting
DOGS/diseases; ESOPHAGUS/abnormalities; GASTROINTESTINAL DISEASES