doi> RODRIGUES, C. O. ; DUTRA, P. M. L. ; SOUTO-PADRON, T. ; CORDEIRO, R. S. B. ; Lopes, Angela Hampshire . Effect Of Platelet Activating Factor (Paf) On Cell Differentiation Of Trypanosoma Cruzi. Biochemical and Biophysical Research Communications, USA, v. 223, n.3, p. 735-740, 1996.