XDR-TB in South Africa is largely spread person-to-person, not by failure of drug treatment
Stopping cotrimoxazole during antiretroviral therapy raises risk of bacterial illness, malaria, Ugandan trial shows
Week-on, weekend-off treatment controls viral load in young people
PrEP use rising in San Francisco, but scaling up could further cut new infections
Disappointing result for tenofovir-gel microbicide shows that young women still lack HIV prevention methods they can use
7-country study shows triple-drug combination superior for preventing infant HIV infection
Breastfeeding mothers often undiagnosed in sub-Saharan Africa
Pre-exposure prophylaxis also stops 86% of HIV infections in Ipergay study
Pre-exposure prophylaxis (PrEP) stops 86% of HIV infections in PROUD study
