Radiographic method with minimal radiation dose.
D001466:Barium Sulfate / Q000008:administration & dosage; D005767:Gastrointestinal Diseases / Q000000981:diagnostic imaging*; D005769:Gastrointestinal Motility; D006801:Humans; D011834:Radiation Monitoring; D011859:Radiography
D001466:Barium Sulfate