[Gastrointestinal hemorrhage and the anemia of cancer].
D000328:Adult; D000368:Aged; D000740:Anemia / Q000209:etiology*; D000747:Anemia, Hypochromic / Q000209:etiology; D002859:Chromium Isotopes; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000150:complications*; D006801:Humans; D008175:Lung Neoplasms / Q000097:blood*; D008297:Male; D008875:Middle Aged; D013274:Stomach Neoplasms / Q000097:blood*
D002859:Chromium Isotopes