Toxoplasma gondii infection in rats by the RH strain: inoculum and age effectsC. De Champs, H. Pelloux, P. Dechelotte, J.C. Giraud, N. Bally and P. Ambroise-ThomasParasite, 5 3 (1998) 215-218DOI: https://doi.org/10.1051/parasite/1998053215