Radionuclide esophageal transit (RET) study. The effect of body posture.
D003680:Deglutition Disorders / Q000000981:diagnostic imaging*; D004931:Esophageal Achalasia / Q000000981:diagnostic imaging; D004947:Esophagus / Q000000981:diagnostic imaging*; D005764:Gastroesophageal Reflux / Q000000981:diagnostic imaging; D006801:Humans; D011187:Posture; D011877:Radionuclide Imaging; D013671:Technetium Tc 99m Sulfur Colloid; D013997:Time Factors
D013671:Technetium Tc 99m Sulfur Colloid