Summary: <p>Health worker Xolisa Madikane tests blood for the HIV virus at a container lab next to the Gugulethu Community Health Clinic in Gugulethu on the outskirts of Cape Town South Africa Tuesday July 21 2009 South Africa launched a high profile trial of an AIDS vaccine created by its own researchers Monday a proud moment in a nation where government denial neglect and unscientific responses have helped fuel the world s worst AIDS crisis < p>
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