Rams QB Matthew Stafford clears concussion protocol, won't play Sunday – Orange County Register
L.A. Rams' QB plan vs. Cardinals amid Matthew Stafford injury
Rams still evaluating Matthew Stafford; QB not in concussion protocol - ESPN
Rams need to shut down quarterback Matthew Stafford for season - Los Angeles Times
Sean McVay reveals scary details on Matthew Stafford's concussion
LA Rams QB Matthew Stafford spinal cord contusion
NFLPA Investigating Concussion Status of Rams QB Matthew Stafford - Sports Illustrated
Injury-plagued LA Rams claim QB Baker Mayfield off waivers
Los Angeles Rams put QB Matthew Stafford on injured reserve - ESPN