HIV and AIDS
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It is completely accurate at 21 days.
Don't know who is saying it is inaccurate.
But it is 99% plus accurate.
OK, so you might have more questions or want to give me more information: Please use reply to expert if you have further questions. When you are ready, please click a positive rating [hopefully excellent—that’s how we are paid, per rating]. If you forgot something, come back. I am here http://www.justanswer.com/medical/expert-dr-thomas/