By A Mystery Man Writer
Federer to skip Australian Open and not return until mid-2022
Roger Federer to Miss Australian Open and Maybe Wimbledon - The New York Times
Roger Federer bows to injury and Djokovic but winning belief remains, Australian Open 2020
Novak Djokovic threatens to ruin Rafael Nadal and Roger Federer hopes at Australian Open, Tennis, Sport
There are great tennis players – then there's Roger Federer but for how much longer?
Why Tennis Can't Afford To Lose Roger Federer And Rafa Nadal -- Just Yet, Houston Style Magazine
Roger Federer will miss Australian Open, calls Wimbledon 'extremely doubtful' - The Washington Post
Roger Federer beats Steve Johnson to reach Australian Open second round in style
Rafael Nadal missing French Open would be brutal for tennis: Roger Federer - Rediff.com
Australian Open: Roger Federer to miss the 2021 tournament
Roger Federer is likely to miss the Australian Open reveals close confidant