1. Swiss Laboratory for Doping Analyses, University Center of Legal Medicine, Lausanne and GenevaCentre Hospitalier Universitaire Vaudois and University of Lausanne Switzerland
2. Anti‐Doping Lab Qatar Sports City Road, Sports City, P.O. Box 27775 Doha Qatar
3. Transfusion interrégionale CRS, site d'Epalinges Switzerland
4. Department of Ambulatory Care and Community MedicineUniversity of Lausanne Lausanne Switzerland
5. Athlete Health and Performance Centre, Aspetar Orthopaedic and Sports Medicine Hospital Doha Qatar