| http://www.w3.org/ns/prov#value | - You would do exactly the same thing if the EIA was negative. (If the EIA is negative a Western Blot will not be done.) If the client has had unprotected sex or a potential exposure to HIV in the past 6 months, a negative HIV test means that there is still a possibility that he or she is in the window period, that is, the exposure has been recent enough that antibodies may not have reached a dete
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