(e) To promote initiatives aimed at reducing the prices of antiretroviral drugs, especially second-line drugs, available to boys and girls, including bilateral and private sector initiatives, as well as initiatives on a voluntary basis taken by groups of States, including those based on innovative financing mechanisms that contribute to the mobilization of resources for social development, especially those that aim to provide further access to drugs at affordable prices to children in developing countries on a sustainable and predictable basis, and in this regard takes note of the International Drug Purchase Facility, UNITAID;