1. Department of Physical Education and Sport Science, University of Thessaly, Trikala, Greece
2. Department of Physical Education and Sport Science, Democritus University of Thrace, Komotini, Greece
3. 5th Orthopaedic Clinic for Advanced Arthroscopic Sports and Regenerative Surgery, Mitera Hospital, Athens, Greece
4. 2nd Orthopedic Unit, Asklipion Hospital, Athens, Greece