[Esophagogastric junction--its function and abnormality in man].
D000328:Adult; D000818:Animals; D004285:Dogs; D004931:Esophageal Achalasia / Q000503:physiopathology*; D004943:Esophagogastric Junction / Q000503:physiopathology*; D005260:Female; D006801:Humans; D008297:Male