1. Public Health Department, University of Naples Federico II, 80131 Naples, Italy
2. Venezia FC, 30174 Venezia, Italy
3. Sports and Exercise Medicine Division, Department of Medicine, University of Padova, 35128 Padova, Italy
4. Genoa CFC, 16100 Genoa, Italy
5. Department of Medicine and Surgery, University of Parma, 43126 Parma, Italy
6. Sports Medicine and Imaging Department, Clinica Diagonal, 08950 Barcelona, Spain
7. Radiology Unit, Casa di Cura Giovanni XXIII, 31050 Monastier, Italy
8. Parma Calcio, 43121 Parma, Italy
9. Isokinetic Medical Group, 40132 Bologna, Italy
10. Policlinico Città di Udine, Viale Venezia 410, 33100 Udine, Italy
11. J Medical, 10151 Torino, Italy
12. FinnOrthopaedics, Hospital Pihlajalinna, 20520 Turku, Finland