Hickmann, Helen Luize, Márcia Zampese, and Mauro Cunha Ramos. “Synoptic Tables of Sexually Transmitted Diseases: a Practical Approach to Syphilis”. Brazilian Journal of Sexually Transmitted Diseases 32 (December 1, 2020). Accessed May 2, 2024. https://www.bjstd.org/revista/article/view/895.