FlyerTalk Forums - View Single Post - Impact on travel after positive PCR - how long before you test negative?
Old Jan 2, 2022, 10:58 am
  #19  
Catbert10
 
Join Date: Mar 2005
Location: Austin, TX
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False negatives are a known problem with antigen tests. This is why some governments require PCR tests and don't allow antigen tests for travel.
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