NFL scraps 2020 London games due to ongoing coronavirus crisis - Mirror Online
Why the NFL's international games in London, Mexico City are not on the 2020 schedule
The N.F.L. Has Prevented Coronavirus on the Field. Off It Is Another Matter. - The New York Times
The NFL Had Plenty of Time to Plan for COVID-19. They Didn't.
NFL taps big brand sponsors for safe season return during coronavirus pandemic
Over-the-top sport: live streaming services, changing coverage rights markets and the growth of media sport portals - Brett Hutchins, Bo Li, David Rowe, 2019
MMQB: How Week 4 tested the NFL's COVID-19 protocols - Sports Illustrated
Study: NFL games in 2020 led to COVID spikes in communities - Los Angeles Times
How the N.F.L. Started Football Season on Time in the Pandemic - The New York Times
Garmin 010-12955-00 HRM-PRO, Premium Heart Rate Strap, Real-Time Heart Rate Data and Running Dynamics : Sports & Outdoors
NFL: Can 2020 season be played in full as coronavirus concerns loom?
SVG SportsTech Journal Spring 2023 by Sports Video Group - Issuu
U.S. professional sports leagues call an audible as omicron infections climb : Coronavirus Updates : NPR