1. High Institute of Sport and Physical Education of Ksar Said, University of Mannouba, Tunis, Tunisia.
2. Department of Pulmonary Diseases I, Faculty of Medicine, Abderrahman Mami Hospital, University of El Manar, Tunis, Tunisia.
3. Department of Epidemiology, Faculty of Medicine, Abderrahman Mami Hospital, University of El Manar, Tunis, Tunisia.
4. Department of Youth and Sports, National Observatory of Sports, Tunis, Tunisia.