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Reconstructing the Origins of the AIDS Epidemic From Archived HIV Isolates

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Science  02 Nov 2007:
Vol. 318, Issue 5851, pp. 731
DOI: 10.1126/science.318.5851.731a

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Five HIV isolates that had been forgotten in freezers for 2 decades are revealing new details about how and when the virus spread from Africa to Haiti and then exploded on the world scene.