Inhibition of Botrops jararaca venom hemorrhagic activity by fraction EA2MB from croton urucurana baillon - Esmeraldino, Luis Everton; Veronese, Elen Landgraf Guiguer; Ticli, Fábio Kiss; Franco, João José; Cintra, Adélia Cristina Oliveira; Sampaio, Suely Vilela (Simpósio da Sociedade Brasileira de Toxinologia, 2002)