Page 70 - AIDSBK23C
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               product screening and transplantation.  Strategy II, recommended where the prevalence of HIV
               infection is 10% or greater, or where diagnosis of HIV-related diseases is required, calls for
               confirmation of initial positive EIA tests with a second EIA test.  Strategy III, confirmation of
               two previous EIA positive tests with a third EIA test, is recommended when the prevalence of
               HIV is less than 10% in the population.[388]
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