Quantitation of esophageal transit.
D004935:Esophageal Diseases / Q000000981:diagnostic imaging* / Q000503:physiopathology; D004947:Esophagus / Q000502:physiology* / Q000503:physiopathology; D005769:Gastrointestinal Motility; D006801:Humans; D011877:Radionuclide Imaging