Lucena, Romualdo Mendonça de, and Jailson Lopes de Sousa. 2009. “Years of Potential Life Lost (YPLL) by Aids: Pernambuco, 1996 and 2005”. Brazilian Journal of Sexually Transmitted Diseases 21 (3). Niterói:136-42. https://bjstd.org/revista/article/view/989.