What is a normal esophagogastric junction?
D000200:Action Potentials; D000328:Adult; D004935:Esophageal Diseases / Q000175:diagnosis* / Q000503:physiopathology; D004943:Esophagogastric Junction / Q000000981:diagnostic imaging / Q000502:physiology* / Q000503:physiopathology; D005260:Female; D005753:Gastric Mucosa; D005764:Gastroesophageal Reflux / Q000175:diagnosis; D006548:Hernia, Diaphragmatic / Q000175:diagnosis; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008297:Male; D011312:Pressure; D011859:Radiography