title: Low molecular weight heparin started before surgery as prophylaxis against deep vein thrombosis: 2500 versus 5000 XaI units in 2070 patients.
authors.forename: J
authors.initials: J
authors.lastname: Danis
mesh_terms: D006495:Heparin, Low-Molecular-Weight / Q000627:therapeutic use*; D006801:Humans; D013924:Thrombophlebitis / Q000517:prevention & control*
chemical_list: D006495:Heparin, Low-Molecular-Weight