/If a person contracts West Nile virus, does that person develop a natural immunity to future infection by the virus?

It is assumed that immunity will be lifelong; however, it may wane in later years.
For more information access the CDC Question and Answer section of its website at http://www.cdc.gov/ncidod/dvbid/westnile/q&a.htm.

2018-09-06T11:24:12-07:00