49ers' Backup, Third-String, & Emergency Quarterbacks
NFL's emergency QB rule effect on Cowboys Will Grier roster decision - Blogging The Boys
What the NFL's new emergency quarterback rule means for the Patriots - Pats Pulpit
Five questions for 49ers vs. Broncos, including How much Jimmy G?
49ers roster: 7 players who could be QB3 after Trey Lance trade
Kyle Shanahan shouldn't play Brock Purdy when 49ers face Raiders
Why 49ers naming Jimmy Garoppolo backup QB could be a good move
NFL owners pass proposal to allow teams to have third QB active on game days without using roster spot
NFL OK's emergency 3rd QB after 49ers' injury woes in NFC title game
8 Things to Know About 49ers Quarterback Josh Johnson - Sports Illustrated
49ers training camp: Trey Lance duels Sam Darnold; Brock Purdy heals