Roger Federer: World No 1 had more than 14 anti-doping tests in 2017 | Tennis | Sport | Express.co.uk
Tennis on the right track in anti-doping fight - Federer
Tennis Has a Doping Problem
Federer backs Sharapova doping ban | The Guardian Nigeria News - Nigeria and World News — Sport — The Guardian Nigeria News – Nigeria and World News
Roger Federer frustrated by tennis' anti-doping programme – The Irish Times
Roger Federer concerned about demands of tennis tour
Roger Federer was tested for doping 29 times in 2019
Shocked Federer breaks silence on Sharapova doping scandal
Roger Federer wants doping crackdown in wake of Maria Sharapova failing test | Roger Federer | The Guardian
Serena Williams takes on Roger Federer in legendary mixed doubles clash
Roger Federer is retiring from tennis -- but his mark on the sport is indelible
The Tennis Purist: The Curious Case of Roger Federer
Roger Federer explains how inconsistent drug testing can be at times
Tennis: Dopage: Federer a été l'un des plus contrôlés en 2019 - Le Matin
Roger Federer calls for zero tolerance amid Maria Sharapova's doping ban | India.com
Federer wants more doping tests in tennis - SWI swissinfo.ch
Roger Federer - Wikipedia
Caught on camera: Federer doping : r/tennis
Rafael Nadal and Roger Federer accused of doping by young tennis player
Wimbledon: Serena Williams asks for fair treatment over doping tests, Federer seconds
Sharapova fiasco: Roger Federer roots for consistent global dope testing
Tennis: Federer defends doping procedures, but wants more testing | GMA News Online
Australian Open 2019: Dan Evans shoulders slim British hopes against Roger Federer | Sports News,The Indian Express
Roger Federer Calls for Greater Anti-Doping Investment in Tennis
Back From a Knee Injury, Federer Tries to Catch Up - The New York Times
Roger Federer announces retirement from tennis
Federer wants more doping tests in tennis | Tennis News – India TV
Roger Federer still surprised at lack of doping tests
