Roger Federer to undergo another knee surgery, will miss the U.S. Open - The Washington Post
Roger Federer out of action for 'many months' with surgery
Federer sends out signal of intent to return to contender conversation - Roland-Garros - The 2021 Roland-Garros Tournament official site
Federer says 'feeling strong' after knee surgery | Reuters
Roger Federer to miss rest of 2020 after further knee operation - BBC Sport
Tennis star Roger Federer "out for many months" - knee surgery necessary - Archysport
Roger Federer out of Australian Open after knee surgery | Tennis News - Times of India
Roger Federer out INJURED for rest of 2020 and will miss French Open and US Open after secret surgery following setback
Roger Federer ruled out of French Open after knee surgery | Sport | The Times
Bad news! Roger Federer has to undergo another knee operation · tennisnet.com
Federer needs 3rd surgery; has 'glimmer of hope' to return | Tennis News – India TV
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
Roger Federer to Miss Australian Open and Maybe Wimbledon - The New York Times
Federer out of tennis until 2021 after undergoing knee surgery - The Daily Guardian
This is how the tennis world reacts to Roger Federer's recent knee operation · tennisnet.com
Roger Federer 'doing well' after second knee operation ended season | Tennis | Sport | Express.co.uk
Roger Federer knee surgery: Swiss great will struggle to return says Sam Groth
Roger Federer expects Australian Open return after double knee surgery | Tennis News | Sky Sports
Federer Announces Third Knee Surgery - peRFect Tennis
Roger Federer feels worst is behind him after knee surgery but not rushing return to court, Sports News | wionews.com
Roger Federer: 'Rafael Nadal asked me how I was doing after the operation'
Roger Federer was able to be just through kind of his operation', says former No. 1
