1. Department of Orthopaedics and Traumatology, “251” Hellenic Air Force General Hospital of Athens, Athens, Greece
2. Department of Anatomy, School of Medicine, Faculty of Health Sciences, National and Kapodistrian University of Athens, Athens, Greece
3. Department of Orthopaedics and Traumatology, “Venizeleion” General Hospital of Heraklion, Heraklion, Greece
4. Department of Medicine, University of Crete, Heraklion, Greece
5. First Department of Medical Oncology, “Metropolitan” Hospital, Neon Faliron, Greece