When to get tested? One month to three months after you think you may have been exposed to the virus; the average time for the antibody to be detected is two weeks after exposure to the virus
Sample required? A blood sample collected from a vein in your arm; there are also tests available that can be performed on urine and/or oral fluid
This article was last reviewed on March 21, 2009.
This page was last modified on April 8, 2009.
The review date indicates when the article was last reviewed from beginning to end to ensure that it reflects the most current science. A review may not require any modifications to the article, so the two dates may not always agree.
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