1. Laboratorio Antidoping, Federazione Medico Sportiva Italiana, Largo Giulio Onesti, 1, 00197 Rome, Italy
2. Dipartimento Chimica e Tecnologia del Farmaco, “Sapienza” Università di Roma, Piazzale Aldo Moro 5, 00161 Rome, Italy
3. REDs─Research and Expertise in Anti-Doping Sciences, ISSUL─Institute of Sport Sciences, University of Lausanne, Synathlon─Quartier Centre, 1015 Lausanne, Switzerland