Comparative effects of enoxaparin and unfractionated heparin in healthy volunteers on prothrombin consumption in whole blood during coagulation, and release of tissue factor pathway inhibitor - Bara, L; Bloch, ML; Zitoun, D; Samama, M; Collignon, F; Frydman, A; Uzan, A; Bouthier, J (Thromb Res, 1993)