Globally, an estimated 17 million women and girls are living with HIV, and more than two million pregnancies occur amongst HIV-positive women each year. In 2009, an estimated 370,000 children acquired HIV. While the total number of children being born with HIV has decreased due to the increased access to services that support women living with HIV to have HIV-free babies (usually referred to as prevention of mother-to-child transmission to PMTCT), the majority of remaining cases occur in resource-poor nations.   Download this document.