Robert Griffin III admits he shouldn't have played through 2012 knee injury
Adrian Peterson set a high bar for Robert Griffin III after ACL tear
RG3's knee injury not as bad as Redskins feared
Robert Griffin III Update: Quarterback heads to locker room, return in doubt - Hogs Haven
NFL Players Fund $100 Million Health Study at Harvard - WSJ
RG3 to have knee surgery, Washington Commanders
Who The Hell Will They Draft? Baylor QB, Robert Griffin III - Stampede Blue
Robert Griffin III: Injury history in NFL - Sports Illustrated
RG3 injury: Redskins star has knee sprain, no torn ligaments - Hogs Haven