Cavalcante, Ana Egliny S., Maria Adelane M. Silva, Antonia Regynara M. Rodrigues, José Jeová Mourão Netto, Andréa C.A. Moreira, and Natália F. Goyanna. 2012. “Diagnosis and Treatment of Syphilis: An Investigation With Women Seen in Primary Carein Sobral, Ceará”. Brazilian Journal of Sexually Transmitted Diseases 24 (4). Niterói:239-45. https://bjstd.org/revista/article/view/1079.