Roger Federer withdraws from Tokyo Olympics due to knee injury - Sports Illustrated
Roger Federer to miss French Open after knee surgery - The Boston Globe
Ben Rothenberg on Twitter: "Roger Federer underwent knee surgery yesterday, and will be off tour for four months." / Twitter
Roger Federer pulls out of Tokyo Olympic Games due to knee injury | Tennis News | Sky Sports
Doctor Explains Roger Federer's Multiple Knee Surgeries - YouTube
Rio 2016: Federer to miss Olympics, rest of season with injury - ABC News
Knee surgery knocks Federer out of U.S. Open
Roger Federer out for Olympics, done for year with injury | The Star
Roger Federer will not go quietly but knee surgery raises questions | Roger Federer | The Guardian
Wimbledon: Roger Federer Nervous Over Injury on Court | Tennis News
Roger Federer and the End of Athlete's Knee
Roger Federer knee injury ends big four era on ATP and Rio Olympics - Movie TV Tech Geeks News
Roger Federer to miss 2016 Rio Olympics due to knee injury - National | Globalnews.ca
Roger Federer has knee surgery | CNN
Back From a Knee Injury, Federer Tries to Catch Up - The New York Times
Roger Federer Won't Play in 2020 After Knee Surgery - The New York Times
Roger Federer's surgery not gone as planned, unlikely to play full-fledged till Aug: Coach | Tennis News
Roger Federer has knee surgery | CNN
Roger Federer needs a third knee surgery, will be out 'many months' - ESPN
Bad news! Roger Federer has to undergo another knee operation · tennisnet.com
Roger Federer ruled out of French Open as doubts swirl again over future | Roger Federer | The Guardian
Roger Federer Will Miss at Least Two Tournaments With Knee Injury - The New York Times
Tennis news 2021: Roger Federer knee injury announcement, retirement
Tennis news: Roger Federer's knee injury explained in full | Tennis | Sport | Express.co.uk
Roger Federer to miss Rio 2016 Olympics and rest of season with knee injury - BBC Sport
Everything you need to know about Meniscal knee injury – Momentum Sports & Rehabilitation Everything you need to know about Meniscal knee injury
Federer to miss French, US Open over knee surgery; will return in 2021
Why are Tennis Knee Injuries so Common? | London Sports Injury Specialist
