title: Assessment of various factors influencing esophageal pressure measurement. I. Significance of methodical factors in intraluminal manometry.
mesh_terms: D000328:Adult; D000368:Aged; D004947:Esophagus / Q000502:physiology* / Q000503:physiopathology; D005260:Female; D006548:Hernia, Diaphragmatic / Q000503:physiopathology*; D006551:Hernia, Hiatal / Q000503:physiopathology*; D006801:Humans; D008297:Male; D008365:Manometry / Q000379:methods*; D008875:Middle Aged; D010528:Peristalsis; D011187:Posture; D011312:Pressure