Cloning and expression of cDNA encoding antistasin, a leech derived protein having anticoagulant and antimetastatic properties - Han, JH; Law, SW; Keller, PM; Kniskem, PJ; Silberklang, M; Tung, JS; Gasic, TB; Gasic, GJ; Friedman, PA; Ellis, RW (Gene, 1989)