9 ms·

Source?

• nradov 6y ago
  https://www.cdc.gov/coronavirus/2019-ncov/testing/serology-overview.html https://www.cdc.gov/coronavirus/2019-ncov/testing/serology-o...
  • abathur 6y ago
    Thanks for providing a link. For anyone else who comes along, the supporting statement isn't very prominent; you can find it in: "If you test negative" > "You could still have a current infection." > 2nd sub-bullet