Salazar, L. L. ., Araújo , B. O. ., Souza, R. D. ., Oliveira, L. M. . ., & Araújo, A. D. S. . (2018). Syphilis: a serious problem of public health in state of Roraima. Health & Diversity Journal, 2(1), 12–16. https://doi.org/10.18227/hd.v2i1.7499