Johns Hopkins Researchers Raise Concerns About 'False Negative' COVID-19 Tests

Name: Johns Hopkins Researchers Raise Concerns About 'False Negative' COVID-19 Tests
Uploaded: 2020-05-27T23:38:13+00:00
Duration: P142S
Description: Johns Hopkins Researchers Raise Concerns About 'False Negative' COVID-19 Tests

Credit: WJZ Baltimore

Duration: 02:22s 27 May 2020 0 shares 1 views