@inproceedings{inproceedingsd430c6cb,
title   = {CD28 is requered for protective immunity against the intracellular protozoan Trypanosoma cruzi},
author = {Martins, G. A. and Campanelli, A. P. and Tadokoro, C. E. and Rizzo, Luiz Vicente and Silva, João Santana da},
year = {2002},
booktitle   = {Annual Woods Hole Immunoparasitology Conference}
}