“Piloting Second Generation HIV Surveillance in Berlin, Germany, 2005 - 2007: Risk Profile of Recently Acquired HIV Infections in MSM ”. African Journal of AIDS and HIV Research 5, no. 1 (May 17, 2009): 85–94. Accessed October 28, 2026. https://kevinpage.org/index.php/AJAHR/article/view/1144.