Was fan attendance at NFL games during the 2020-21 season associated with subsequent spikes in COVID-19 cases?
When Will Football Stadiums Look Normal Again? - Scientific American
Study: NFL games in 2020 led to COVID spikes in communities - Los Angeles Times
Three NFL games moved due to COVID-19 outbreaks
N.F.L. Revises Covid Protocols After Over 90 Players Get Virus - The New York Times
Some NFL games postponed due to COVID outbreaks
The Day the N.B.A. Games Stopped Because of the Coronavirus
Vikings' COVID outbreak among quarterbacks puts Jake Browning on display – Twin Cities
NFL postpones three games due to Covid surge
Ravens and Steelers will try again Wednesday after postponements
The Blitz: How Wayland Baptist dealt with a COVID outbreak during Week 2 of the 2023 season