Impact of the COVID-19 pandemic on gridiron football - Wikipedia
Report: NFL still hopes to start on time, schedule will have
Frontiers No Fans–No Pressure: Referees in Professional Football
Sport Business Handbook-Revised Edition, The – Human Kinetics
Bubbles And Empty Seats: How Each Pro Sport Plans To Come Back
Youth Sports: COVID Safety Checkup
2020 in review: Inside the most unique season in NFL history
Public health implications of opening National Football League
How professional footballers can stay fit during the coronavirus
Predictions vs. Reality: The Economic Impact of COVID-19 on Sports
Pandemic and Crisis Discourse: Communicating COVID-19 and Public
The Dolphins and the 49ers are off to record-threatening offensive
COVID-19 Absences Affect NFL Outcomes - Johns Hopkins Coronavirus
NFL and NFL Players Association drop all COVID protocols for 2022