@article{silva_araújo_andrade_cabral_gimenez_guimarães_martins_lopes_ferreira_2011,  title={Anal cancer precursor lesions in HIV-positive and HIV-negative patients seen at a tertiary health institution in Brazil},  volume={26},  ISSN={0102-8650},  url={https://doi.org/10.1590/S0102-86502011000100012},  DOI={10.1590/S0102-86502011000100012},  number={1},  journal={Acta Cirúrgica Brasileira},  publisher={Sociedade Brasileira para o Desenvolvimento da Pesquisa em Cirurgia},  author={Silva, Ivan Tramujas da Costa e and Araújo, José de Ribamar and Andrade, Rosilene Viana de and Cabral, Celso Rômulo Barbosa and Gimenez, Felicidad Santos and Guimarães, Adriana Gonçalves Daumas Pinheiro and Martins, Ticiane Costa and Lopes, Lucília Rocha and Ferreira, Luiz Carlos de Lima},  year={2011},  month={Jan},  pages={64–71} }