Reliability of the simple 20 minute whole blood clotting test (WBCT20) as an indicator of low plasma fibrinogen concentration in patients envenomed by Bothrops snakes. Butantan Institute Antivenom Study Group. (Toxicon : official journal of the International Society on Toxinology, 1994)

(untitled) - Sano-Martins, I; Fan, H; Castro, S; Tomy, S; Franca, F; Jorge, M; Kamiguti, A; Warrell, D; Theakston, R