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Brown University

Researchers question evidence linking overlapping sexual partners and African HIV rates

Published in AIDS Weekly, November 9th, 2009

Contrary to conventional wisdom, scientific evidence proving that overlapping multiple sexual partners - concurrency - drives the HIV epidemic in sub-Saharan Africa is actually quite limited, Brown University researchers have concluded.

As a result, they say, far more research is needed to prove what has been a long-held assertion for close to 15 years - that the sexual practice of concurrency has accelerated the spread of HIV in Africa.

"People have just accepted at face value that this is the main thing that's driving the epidemic," said epidemiologist Mark Lurie, assistant professor community health and medicine. "But the evidence that concurrency...

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