'Scientists Determine How HIV Infects Vagina (HealthDay)U.S. scientists say they've identified the primary targets of HIV-1 infection in the human vagina, a discovery that could lead to new ways to prevent viral transmission.
'Switching Breast Cancer Drugs May Boost Survival (HealthDay)Switching to newer breast cancer drugs, called aromatase inhibitors, after two to three years of treatment with tamoxifen may extend disease-free survival and slightly reduce the risk of death in women who've been treated for early stage disease, an international study finds.