Pedrosa, Valderiza L, Enrique Galban, Adele S Benzaken, Felicien G Vasquez, and Jamile L Izan Jr. 2011. “Sexually Transmitted Diseases and Its De Terminants: Four Years of Sentinel Surveillanceina Medical Centerin The State of Amazonas–Brazil”. Brazilian Journal of Sexually Transmitted Diseases 23 (2). Niterói:57-65. https://www.bjstd.org/revista/article/view/986.