Estimated Adult and Child Deaths from AIDS during 2004 (Total: 3.1 [2.8–3.5] million)

<p>(Map: UNAIDS/WHO)</p

A Possible Model for a Comprehensive Global Laboratory Network for the Standardized Assessment of Humoral Immune Responses

<p>(Courtesy of David Montefiori; illustration: Giovanni Maki)</p

Estimated Number of Adults and Children Newly Infected with HIV during 2004 (Total: 4.9 [4.3–6.4] million)

<p>(Map: UNAIDS/WHO)</p

A Possible Model to Address Key Scientific Questions through an Appropriate Organizational Infrastructure

<p>(Courtesy of John Mascola; illustration: Giovanni Maki)</p

Proposed Organizational Structure of the Global HIV/AIDS Vaccine Enterprise (Illustration: Giovanni Maki)

<p>Proposed Organizational Structure of the Global HIV/AIDS Vaccine Enterprise (Illustration: Giovanni Maki)</p

Adults and Children Estimated to Be Living With HIV as of the End of 2004 (Total: 39.4 [35.9–44.3] million)

<p>(Map: UNAIDS/WHO)</p