[Electric pressure tracing of the esophagus and cardiac portion].
D000328:Adult; D002299:Cardia; D004568:Electrodiagnosis / Q000295:instrumentation*; D004935:Esophageal Diseases / Q000175:diagnosis*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013272:Stomach Diseases / Q000175:diagnosis*