Oliveira, S. I. M. de, A. do N. Cassiano, D. F. de França, J. R. S. Souza, R. K. C. e Silva, and N. L. de Souza. “Analysis of Predictive Factors for Syphilis Vertical Transmission: A Cross-Sectional Study”. Online Brazilian Journal of Nursing, vol. 15, Nov. 2016, pp. 556-9, doi:10.17665/1676-4285.20165639.