Figueiró Filho EA, Freire SS, Souza BA, Maedo CM. Syphilis and pregnancy: a two-period (2006 and 2011) comparative study of a puerperal women population. DST [Internet]. 2023 Feb. 15 [cited 2024 May 13];24(1):38-43. Available from: https://bjstd.org/revista/article/view/1039