University of California, San Francisco | About UCSF | Search UCSF | UCSF Medical Center
Detels R, English P, Visscher BR, Jacobson L, Kingsley LA, Chmiel JS, Dudley JP, Eldred LJ, Ginzburg HM. Seroconversion, sexual activity, and condom use among 2915 HIV seronegative men followed for up to 2 years. J Acquir Immune Defic Syndr. 1989;2(1):77-83.