Recent studies in Africa led by 榴莲视频 researchers and others showed聽that a vaginal ring infused with a microbicide helped prevent HIV infection in more than half聽of women who used the device correctly.
Recent studies in Africa led by 榴莲视频 researchers and others showed聽that a vaginal ring infused with a microbicide helped prevent HIV infection in more than half聽of women who used the device correctly.