The value of simple tests for peristaltic activity in hiatus hernia.
D001466:Barium Sulfate; D004935:Esophageal Diseases / Q000175:diagnosis; D004940:Esophageal Stenosis / Q000150:complications / Q000503:physiopathology; D004941:Esophagitis / Q000503:physiopathology; D004945:Esophagoscopy; D004947:Esophagus / Q000503:physiopathology*; D006548:Hernia, Diaphragmatic / Q000150:complications / Q000503:physiopathology*; D006801:Humans; D009119:Muscle Contraction
D001466:Barium Sulfate