IWF holds World Anti-Doping conference March 10, 2011 The International Weightlifting Federation is holding a World Anti-Doping conference in Istanbul, Turkey. The conference will take place on 17.-18. March in 2011. (more to come) Access the world's largest Anti-Doping Database, spanning over 60 years of doping cases and investigations. Use up-to-date data when reporting or researching on doping in sport, or when defending an athlete in an anti-doping matter. Sign up