Cowboys' Travis Frederick retires at 29 after battling autoimmune
Retirement was the right move for Cowboys C Travis Frederick
Patrick Mahomes, Chiefs outlast Vikings 27-20; Travis Kelce
Ranking all 32 offensive lines this season
Frederick Updates His Progress, Offseason Plan
Ranking all 32 NFL offensive lines entering the 2016 season
MMQB: On Khalil Mack, Aaron Donald and the Value of a Franchise
The timing of Cowboys C Travis Frederick's retirement, while
Cowboys' Frederick Retires, Cites Play After Nerve Disorder – NBC
Short- And Long-Term Outlooks for Ravens 2022 Draft Class
Patrick Mahomes, Chiefs outlast Vikings 27-20; Travis Kelce