** FILE ** A lab technician at the Armed Forces Institute of Medical Science in Bangkok who works with the HIV Vaccine Trial Phrase Project in Thailand holds up a vial of AIDS vaccine in 2005 to check information and the manufacturing date printed on the vials. (AP Photo/Thai Public Health Ministry)

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** FILE ** A lab technician at the Armed Forces Institute of Medical Science in Bangkok who works with the HIV Vaccine Trial Phrase Project in Thailand holds up a vial of AIDS vaccine in 2005 to check information and the manufacturing date printed on the vials. (AP Photo/Thai Public Health Ministry)