Editorial: Heparin: the need for a flexible protocol.
D004334:Drug Administration Schedule; D004361:Drug Tolerance; D006470:Hemorrhage / Q000139:chemically induced; D006493:Heparin / Q000009:adverse effects / Q000627:therapeutic use*; D006801:Humans; D013923:Thromboembolism / Q000517:prevention & control*
D006493:Heparin