Research ArticleOpen accessIn the keywordsEstimating HIV-1 Incidence Using the Serologic Testing Algorithm for Recent HIV Seroconversion at HIV Counseling and Testing Centers in the City of São Paulo, BrazilKatia Cristina Bassichetto, Denise Pimentel Bergamaschi, Maria Amelia Veras et al.American Journal of Infectious Diseases, Vol. 4, Issue 4 · 31 Dec 2008 · 6,458 accessesView PDFCite