title: The detection of gastrointestinal bleeding using nuclear medicine techniques; a local experience and review.
mesh_terms: D006471:Gastrointestinal Hemorrhage / Q000000981:diagnostic imaging*; D006801:Humans; D011877:Radionuclide Imaging; D013455:Sulfur; D013667:Technetium; D013671:Technetium Tc 99m Sulfur Colloid; D013997:Time Factors
chemical_list: D013671:Technetium Tc 99m Sulfur Colloid; D013455:Sulfur; D013667:Technetium