Maria Sharapova Fails Drug Test, Prompting Nike to Suspend Relationship
For Tennis Players, Numbers in Antidoping Program Don't Add Up - The New York Times
Federer wants more doping tests in tennis - SWI swissinfo.ch
Tandon: A closer look at Serena Williams' Therapeutic Use Exemptions
Ukrainian tennis player Yastremska provisionally suspended for doping | Daily Sabah
Andrej Martin suspended after positive doping test: "Incomprehensible" · tennisnet.com
Edmund Willison on Twitter: "Exclusive: The International Tennis Federation (ITF) allows the world's best tennis players to book their own doping tests. And players undergo significantly less doping tests than the ITF
Tennis player Martin suspended for doping | Goulburn Post | Goulburn, NSW
Brit tennis star Tara Moore to be BANNED from Wimbledon after two alleged anti-doping violations from drugs test | The Sun
ITF: Tennis players can choose when to perform doping tests
Dayana Yastremska provisionally suspended after positive doping test | Tennis News | Sky Sports
What Maria Sharapova's Failed Doping Test Means for Her Career | Vogue
World No 29 Dayana Yastremska 'astonished' by provisional doping ban | Tennis | The Guardian