49ers in great shape at QB, but here's how they could screw it up
Backing up the backups: Emergency NFL QBs who have been called into action
Should the 49ers have carried three QBs on the 53-man roster?
NFL legend Jerry Rice predicts 'exceptional' season for 49ers, believes emergency QB rule will help team
The Broncos' Emergency QB Game Somehow Went Even Worse Than Expected - The Ringer
Broncos play Saints with no quarterback as Covid-19 ravages NFL, Denver Broncos
Ian Rapoport: #49ers QB Sam Darnold was named the team's No. 2 QB, per me and @TomPelissero. He'll be the backup to Brock Purdy to begin the season. This further puts the
Josh Johnson injury update: 49ers' fourth-string QB exits vs. Eagles with concussion
Brock Purdy's wild NFL ride leads to a Week 1 start at QB for 49ers
The 5 O'Clock Club: The 'emergency' quarterback - who gets cut from the 53 to keep Jake Fromm on the roster? - Hogs Haven
Dan Campbell: New emergency QB rule won't impact how Lions set roster
NFL Allows For Emergency Third QB Again
49ers QB Brock Purdy cleared for start of training camp following offseason elbow surgery