1. World Anti-Doping Agency (2015), The World Anti-Doping Code, Montreal, Available at: https://wada-main-prod.s3.amazonaws.com/resources/files/wada-2015-world-anti-doping-code.pdf [3, Apr. 2015].
2. Blood manipulation: current challenges from an anti-doping perspective;Mørkeberg;Hematol. Am. Soc. Hematol. Educ. Program,2013
3. World Anti-Doping Agency, Athlete Biological Passport (ABP) Operating Guidelines, Available at: https://www.wada-ama.org/en/resources/athlete-biological-passport/athlete-biological-passport-abp-operating-guidelines [1, Apr. 2015].
4. Is this urine really negative? A systematic review of tampering methods in urine drug screening and testing;Jaffee;J. Subst. Abuse Treat.,2007
5. The effects of adulterants and selected ingested compounds on drugs-of-abuse testing in urine;Dasgupta;Am. J. Clin. Pathol.,2007