Roger Federer to undergo another knee surgery, will miss the U.S. Open - The Washington Post
Roger Federer says return from knee surgery at least 'a few more months' away | Tennis News | Sky Sports
Federer knee surgery sparks fears that time is running out
Bad news! Roger Federer has to undergo another knee operation · tennisnet.com
Roger Federer knee surgery: Swiss great will struggle to return says Sam Groth
Roger Federer Won't Play in 2020 After Knee Surgery - The New York Times
Federer Announces Third Knee Surgery - peRFect Tennis
This is how the tennis world reacts to Roger Federer's recent knee operation · tennisnet.com
Federer's Fitness Coach Reveals Extent of Rebuilding Process After Knee Surgery - peRFect Tennis
Roger Federer ruled out of French Open as doubts swirl again over future | Roger Federer | The Guardian
Severin Luthi: ''Roger Federer a de bons et de mauvais jours après l' opération ''
Roger Federer out of Australian Open after knee surgery | Tennis News - Times of India
Roger Federer to Miss Australian Open and Maybe Wimbledon - The New York Times
Roger Federer will not go quietly but knee surgery raises questions | Roger Federer | The Guardian
:focal(1400x301:1402x299)/origin-imgresizer.eurosport.com/2021/08/13/3200618-65567628-2560-1440.jpg "Tennis news - Roger Federer's knee surgery shows time is running out for 20-time Grand Slam champion - Eurosport")
Tennis news - Roger Federer's knee surgery shows time is running out for 20-time Grand Slam champion - Eurosport
Federer says 'feeling strong' after knee surgery | Reuters
Roger Federer expects Australian Open return after double knee surgery | Tennis News | Sky Sports
Federer needs 3rd surgery; has 'glimmer of hope' to return | Tennis News – India TV
Roger Federer out of action for 'many months' with surgery
Federer out of US Open and rest of 2021 ATP calendar - AS.com
Roger Federer ruled out of French Open after knee surgery | Sport | The Times
Roger Federer to miss French Open in four-month injury layoff after knee surgery | The Independent | The Independent
Roger Federer was able to be just through kind of his operation', says former No. 1
