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Chimp controversy
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Correspondence: Jonathan B Weitzman jonathanweitzman@hotmail.com
Genome Biology 2001, 2:spotlight-20010430-02 doi:10.1186/gb-spotlight-20010430-02
Published: 30 April 2001Sensitive PCR analysis of vaccine samples refutes the controversial hypothesis that the AIDS epidemic began with a contaminated oral polio vaccine.