1. Brazilian Doping Control Laboratory − LBCD, LADETEC, Av. Horácio Macedo, 1281 − Polo de Química − Bloco C − Cidade Universitária − Ιlha do Fundão, Federal University of Rio de Janeiro − UFRJ, Rio de Janeiro 21941-901, Brazil
2. Center for Preventive Doping Research − Institute of Biochemistry, German Sport University Cologne, Am Sportpark Müngersdorf 6, Cologne 50933, Germany