Functional characterization of in vivo effector CD4(+) and CD8(+) T cell responses in acute Toxoplasmosis: an interplay of IFN-gamma and cytolytic T cells., Jongert, Erik, Lemiere Arnaud, Van Ginderachter Jo, De Craeye Stéphane, Huygen Kris, and D'Souza Sushila , Vaccine, 2010 Mar 16, Volume 28, Issue 13, p.2556-64, (2010)