1. Department of Orthopaedic and Trauma Surgery, Ospedale Civile, Jesi, Italy
2. Department of Orthopaedic and Trauma Surgery, Campus Bio-Medico University, Via Alvaro del Portillo, Rome, Italy
3. Department of Orthopaedic and Trauma Surgery, Villa Maria Cecilia Hospital–GVM Care & Research, Cotignola-Ravenna, Italy
4. Centre for Sports and Exercise Medicine, Barts and The London School of Medicine and Dentistry, Mile End Hospital, London, England