Assessment of activated protein C resistance using a new and rapid venom-base test: STA Staclot APC-R - Oger, E; Leroyer, C; Mercier, B; van Dreden, P; Bressollette, L; de Saint-Martin, L; Le Moigne, E; Blouch, M; Thuillier, N; Amiral, J; Ferec, C; Abgrall, J; Mottier, D (Blood Coagulation and Fibrinolysis, 1998)