Detection of intermittent gastrointestinal bleeding with indium-111-labeled erythrocytes.
D000818:Animals; D004912:Erythrocytes; D006471:Gastrointestinal Hemorrhage / Q000000981:diagnostic imaging*; D006801:Humans; D007204:Indium; D011868:Radioisotopes; D011877:Radionuclide Imaging
D011868:Radioisotopes; D007204:Indium