title: Chronic gastrointestinal bleeding from Meckel's diverticulum: radiological considerations.
mesh_terms: D000328:Adult; D000792:Angiography; D001464:Barium; D002908:Chronic Disease; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000000981:diagnostic imaging / Q000209:etiology*; D006801:Humans; D008297:Male; D008467:Meckel Diverticulum / Q000175:diagnosis* / Q000000981:diagnostic imaging; D008875:Middle Aged; D011877:Radionuclide Imaging; D013667:Technetium
chemical_list: D001464:Barium; D013667:Technetium