Federer wants more doping tests in tennis | Sports | Jamaica Gleaner
Roger Federer wants doping crackdown in wake of Maria Sharapova failing test | Roger Federer | The Guardian
Rafael Nadal doping claims falsely spread by French star due to Roger Federer 'rivalry'? | Tennis News
Roger Federer demands more regular drug testing in tennis and greater investment in anti-doping
It's about zero tolerance': Roger Federer backs Sharapova doping ban | Tennis News - Hindustan Times
Quarter-finalists should get drug tested at every event, says Federer | Sport | The Times
Tennis on the right track in anti-doping fight - Federer
Roger Federer explains how inconsistent drug testing can be at times
Roger Federer: World No 1 had more than 14 anti-doping tests in 2017 | Tennis | Sport | Express.co.uk
Djokovic joins Nadal, Federer, Murray for Team Europe at Laver Cup | Reuters
Roger Federer was tested for doping 29 times in 2019
:focal(1751x406:1753x404)/origin-imgresizer.eurosport.com/2015/11/05/1726862-36535605-2560-1440.jpg "Why tennis should listen to Roger Federer's request for more anti-doping tests - Eurosport")
Why tennis should listen to Roger Federer's request for more anti-doping tests - Eurosport
Federer calls for more frequent doping tests - Sportsnet.ca
Back From a Knee Injury, Federer Tries to Catch Up - The New York Times
Roger Federer wants more drug testing in tennis - BBC Sport
I'm proud to have played with Roger Federer', says ATP ace
ATP World Tour Finals: Roger Federer wants tennis to conduct more drug tests | Tennis News | Sky Sports
Shocked Federer breaks silence on Sharapova doping scandal
Serena Williams takes on Roger Federer in legendary mixed doubles clash
Roger Federer leads calls for biological passports to catch drug cheats | Drugs in sport | The Guardian
/origin-imgresizer.eurosport.com/2013/11/07/1127021-18444984-2560-1440.jpg "Roger Federer calls for more drugs testing in tennis - Eurosport")
Roger Federer calls for more drugs testing in tennis - Eurosport
Roger Federer, Rafael Nadal weigh in on Viktor Troicki's doping ban - Sports Illustrated
Sharapova fiasco: Roger Federer roots for consistent global dope testing
Federer wants more doping tests in tennis - SWI swissinfo.ch
Federer backs Sharapova doping ban | The Guardian Nigeria News - Nigeria and World News — Sport — The Guardian Nigeria News – Nigeria and World News
Roger Federer 'feels two ways' about Olympics - Tennis
