1. Laboratory monitoring of heparin therapy - the effect of different salts of heparin on the activated partial thromboplastin time;Banez, E.I.; Triplett, D.A.; Koepke, J.;Am Jf Clin Pathol,1980
2. Monitoring heparin therapy: Relationships between the APTT and heparin assays based on ex-vivo heparin samples;den Besselaar AMHP, Van; J, Meesuiwisse-Braun; RM, Bertina;Thromb Haemost,1990
3. Heparin for 5 days as compared with 10 days in the initial treatment of proximal venous thrombosis;Hull, R.D.; Raskob, G.E.; Rosenbloom, D.; Panju, A.A.; BrillEdwards, P.; Ginsberg, J.S.;N Engl J Med,1990
4. Comparison of high-dose with lowdose subcutaneous heparin to prevent left ventricular mural thrombosis in patients with acute transmural anterior myocardial infarction;Turpie, A.G.G.; Robinson, M.; Doyle, D.J.; Mulji, A.S.; Mishkell, G.J.; Sealey, B.J.;N Engl _7 Med,1989
5. A randomised trial comparing activated partial thromboplastin time with heparin assay in patients with acute venous thrombosis requiring large daily doses of heparin;Levine, M.; Hirsh, J.; Gent, M.; Turpie, A.G.G.; Cruikshank, M.; Weitz, J.;Arch Intern Med,1994