Antineoplasic activity of Copaifera multijuga oil and fractions against ascitic and solid Ehrlich tumorNiele de Matos Gomes; Claudia de Moraes Rezende; Silvia Paredes Fontes; Ana Maria Celestino Hovell; Richardt Gama Landgraf; Maria Eline Matheus; Angelo da Cunha Pinto; Patricia Dias Fernandes · 2008