Naud, Paulo, Jean Carlos de Matos, Luciano Hammes, and Janete Vettorazzi. “Infection by the Human Papillomavirus (HPV)”. Clinical and Biomedical Research 20, no. 2 (June 21, 2022). Accessed April 19, 2025. https://seer.ufrgs.br/index.php/hcpa/article/view/125344.