Observer variation in the detection of colorectal neoplasia on double-contrast barium enema: implications for colorectal cancer screening and training.
Bartram
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D001466:Barium Sulfate; D015179:Colorectal Neoplasms / Q000000981:diagnostic imaging*; D003287:Contrast Media; D004733:Enema / Q000592:standards; D006801:Humans; D015588:Observer Variation; D014057:Tomography, X-Ray Computed
D003287:Contrast Media; D001466:Barium Sulfate