Eleutério Junior , José, and Paulo C Giraldo. 2006. “Immunohistochemistry Markers for Lesions Preceding HPV-Induced Cervical Cancer: The Role of Tumoral Suppression P16INK4A Protein P16INK4A”. Brazilian Journal of Sexually Transmitted Diseases 18 (1). Niterói:62-65. https://bdst.emnuvens.com.br/revista/article/view/614.