A comparison of the estimation of gastric retention by radiologic and direct quantitative methods.
D001466:Barium Sulfate; D006801:Humans; D011859:Radiography; D011871:Radiology; D012044:Regression Analysis; D013270:Stomach / Q000000981:diagnostic imaging*; D013272:Stomach Diseases
D001466:Barium Sulfate
BARIUM SULFATE; STOMACH/radiography