Cowboys C Travis Frederick Unlikely to Return in 2018 ✭ Inside
Dallas Cowboys C Travis Frederick announces his retirement from
Cowboys center Travis Frederick excited to be back
Cowboys' Travis Frederick diagnosis: What is Guillain-Barre syndrome?
Cowboys center Travis Frederick announces retirement at age 29
Cowboys' Travis Frederick Announces Retirement at 29; Played 7 NFL
Cowboys center Travis Frederick retires
Dallas Cowboys: Travis Frederick sees hope, progress after diagnosis
Long Road Left In Front Of Travis Frederick
Dallas Cowboys' Travis Frederick is battling rare auto-immune
Dallas Cowboys' solution best option at center is a retiree
Travis Frederick to be active for start of Cowboys camp