- Amid recent wave of positive COVID-19 tests, NFL chief medical officer says most came from asymptomatic players ESPN India
- NFLPA again pushes NFL to reinstitute daily testing for COVID-19 ESPN
- The NFL Is a COVID Superspreader Right Now VICE
- NFL could shorten the time period for return of vaccinated, asymptomatic players who test positive NBC Sports – NFL
- NFL reexamining COVID-19 protocols after sudden wave of positive cases late in 2021 season NFL.com
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