Keith

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Using stored blood samples to track back to the origin of HIV in humans, sub-Saharan Africa, particularly Kinshasa in DRC, was pinpointed as the epicentre of the pandemic. Scientists calculated that HIV has infected people in this region for approximately 100 years and that around 1966 a single virus strain inside an infected person was carried from DRC to Haiti where it spawned an epidemic.
Viruses: A Very Short Introduction (Very Short Introductions)
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