Fialho, Susana C.A.V., et al. “Cytological Abnormalities and the Accuracy of Citology As the Screening Method in HIV Seropositive Aids Women”. Brazilian Journal of Sexually Transmitted Diseases, vol. 14, no. 1, Feb. 2002, pp. 16-19, https://bdst.emnuvens.com.br/revista/article/view/381.