1. Center for Preventive Doping Research - Institute of Biochemistry; German Sport University Cologne; Am Sportpark Müngersdorf 6 50933 Cologne Germany
2. European Monitoring Center for Emerging Doping Agents (EuMoCEDA); Cologne/Bonn Germany
3. Bayer CropScience AG; Alfred-Nobel-Str. 50 40789 Monheim Germany