UNAIDS leads, strengthens and supports an expanded response aimed at preventing the transmission of HIV, providing care and support, reducing the vulnerability of individuals and communities to HIV/AIDS, and alleviating the impact of the epidemic.
A joint programe of UNICEF, UNDP, UNFPA, UNESCO, WHO and the World Bank.
WWW site has information on the programme, reports on conferences, press releases and an archive of UN publications [currently these seem to be accessible only through the search facility on the site: documents include regular Figures and Trends statistical estimates]