Jørgensen, Per Seest, Strandberg, Charlotte, Wille-Jørgensen, Peer, Tørholm, Carsten, Neergaard, Kirsten, Paaske, Birgit P., Rasmussen, Søren W., Christensen, Steen W., Mantoni, Margit, Thamsen, Hanne Early Preoperative Thromboprophylaxis with Klexane® in Hip Fracture Surgery: A Placebo-Controlled Study. Clinical and Applied Thrombosis/Hemostasis 1998; 2: 140-142