Anemia in children living in the tropics.
D000747:Anemia, Hypochromic / Q000188:drug therapy / Q000209:etiology*; D001798:Blood Proteins; D002648:Child; D002675:Child, Preschool; D003364:Costa Rica; D006725:Hookworm Infections / Q000150:complications; D006801:Humans; D007223:Infant; D007501:Iron / Q000627:therapeutic use; D011488:Protein Deficiency / Q000150:complications; D014330:Tropical Medicine
D001798:Blood Proteins; D007501:Iron