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Is ELISA 4th Generation Test Done 120 Days After Exposure Conclusive?
hello...i had 1st elisa 4th generation test on 2nd sep 2014,9 days after exposure on 3rd nov 2014 i had the second test(negative) ob 24 th dec i had the same test after 120 days that came out non reactive.The test was p24 antigen and elisa 4th generation