1. Department of Orthopedics and Traumatology, University of Modena Reggio Emilia, Azienda Ospedaliero–Universitaria di Modena, Modena, Italy.
2. Department of Orthopedics and Traumatology, Acibadem University, Acibadem Atakent Hospital, Kucukcekmece/Istanbul, Turkey.
3. Poliambulatorio Shoulder Team, Forli, Italy.