Alteration of lower esophageal sphincter characteristics with respiration and proximal esophageal balloon distention.
D000328:Adult; D003679:Deglutition; D004943:Esophagogastric Junction / Q000502:physiology*; D004947:Esophagus / Q000033:anatomy & histology / Q000502:physiology*; D005471:Fluoroscopy; D006801:Humans; D008365:Manometry; D009130:Muscle, Smooth / Q000502:physiology; D011312:Pressure; D012119:Respiration