title: Letter: Iron preparations.
mesh_terms: D000747:Anemia, Hypochromic / Q000188:drug therapy*; D003692:Delayed-Action Preparations; D004363:Drug Utilization; D006801:Humans; D007267:Injections; D007501:Iron / Q000008:administration & dosage* / Q000627:therapeutic use; D010607:Pharmacy Service, Hospital; D013607:Tablets
chemical_list: D003692:Delayed-Action Preparations; D013607:Tablets; D007501:Iron