@article{vasconcellos_kauffman_sotto_1999,  title={Persistence of Leishmania antigen in C57Bl/6j inbred mice infected with Leishmania (Leishmania) amazonensis},  volume={45},  ISSN={0104-4230},  url={https://doi.org/10.1590/S0104-42301999000300006},  DOI={10.1590/S0104-42301999000300006},  number={3},  journal={Revista da Associação Médica Brasileira},  publisher={Associação Médica Brasileira},  author={Vasconcellos, C. and Kauffman, M.R. and Sotto, M. N.},  year={1999},  month={Jul},  pages={225–228} }