1. Limitations of the activated partial thromboplastin time for determination of plasma heparin concentration and half-life in human subjects;Baele;Thrombosis,1972
2. The heparin co-factor activity in plasma and its relation to the anticoagulant effect of intravenously injected heparin;Blombäck;Acta Physiol Scand,1963
3. Determination of heparin level of the blood;Blombäck;Acta Chir Scand,1959
4. Laboratory control of heparin therapy with the activated partial thromboplastin time test;Degnan;Curr Ther Res,1969
5. Studies made with radioactive heparin in humans;Eiber;Angiology,1960