${session.getAttribute("locale")} 5 Incidence and risk factors for urethral and anal gonorrhoea and chlamydia in a cohort of HIV-negative homosexual men: The health in men study Wed 09 Dec 2015 18:26:55 EST ]]> Transmission of herpes simplex virus types 1 and 2 in a prospective cohort of HIV-negative gay men : the health in men study. Wed 09 Dec 2015 18:19:32 EST ]]>