1. Identification of black market products and potential doping agents in Germany 2010-2013;Krug;Eur. J. Clin. Pharmacol.,2014
2. Confiscated black market products and nutritional supplements with non-approved ingredients analyzed in the Cologne Doping Control Laboratory 2009;Kohler;Drug Test. Anal.,2010
3. Identification of peptide and protein doping related drug compounds confiscated in Denmark between 2007 and 2013;Hartvig;Scand. J. Forensic Sci.,2014
4. An overview of doping-related arrests in Spain during 2014: statistics and analysis conducted by the doping control laboratory in Madrid;Cuervo,2015
5. The 2016 List of Prohibited Substances and Methods can be found on the Web Page of the World Anti-Doping Agency: https://www.wada-ama.org/en/what-we-do/prohibited-list, (Accessed 31 July 2017).