Roger Federer to undergo another knee surgery, will miss the U.S. Open - The Washington Post
Roger Federer out of action until 2021 after second operation on knee | The Scotsman
Roger Federer 'doing well' after second knee operation ended season | Tennis | Sport | Express.co.uk
Federer recovering after latest surgery | 7NEWS
Roger Federer will not go quietly but knee surgery raises questions | Roger Federer | The Guardian
Roger Federer ruled out of French Open as doubts swirl again over future | Roger Federer | The Guardian
Roger Federer says return from knee surgery at least 'a few more months' away | Tennis News | Sky Sports
Federer out of tennis until 2021 after undergoing knee surgery - The Daily Guardian
Roger Federer is coming off the back of several operations which...', says top coach
Federer Opens Up About Knee Surgery Miami 2016 | ATP Tour | Tennis
Federer withdraws from Australian Open | Tennis News | Onmanorama
Roger Federer Out Of Tennis Until 2021 After Knee Surgery | Tennis News
Roger Federer Out Of Australian Open After Knee Surgery
Federer's Fitness Coach Reveals Extent of Rebuilding Process After Knee Surgery - peRFect Tennis
Roger Federer ruled out of French Open after knee surgery | Sport | The Times
Federer to miss rest of season after second knee operation
Roger Federer out INJURED for rest of 2020 and will miss French Open and US Open after secret surgery following setback
Severin Luthi: ''Roger Federer a de bons et de mauvais jours après l' opération ''
Roger Federer feels worst is behind him after knee surgery but not rushing return to court, Sports News | wionews.com
Roger Federer was able to be just through kind of his operation', says former No. 1
Roger Federer Faces Knee Surgery, Putting His Future in Doubt - The New York Times
Roger Federer expects Australian Open return after double knee surgery | Tennis News | Sky Sports
Roger Federer to miss French Open in four-month injury layoff after knee surgery | The Independent | The Independent
Federer sends out signal of intent to return to contender conversation - Roland-Garros - The 2021 Roland-Garros Tournament official site
