1. Orthopaedics and Traumatology Clinic, Rumeli Hospital, Sefaköy, Istanbul, Turkey
2. Department of Orthopaedics and Traumatology, The Hospital of University of Abant Izzet Baysal, Bolu, Turkey. Dr. Guven is now with Department of Orthopaedics and Traumatology, Medical Faculty of Yeditepe University, Istanbul, Turkey
3. Orthopaedics and Traumatology Clinic, Şarköy Government Hospital, Tekirdağ, Turkey
4. Department of Pathology, Akdeniz University Medical School, Antalya, Turkey
5. Department of Orthopaedics and Traumatology, Gülhane Military Medical Faculty Hospital, Istanbul, Turkey. Dr. Akman is now with Orthopaedics and Traumatology Clinic, Artvin Government Hospital, Artvin, Turkey
6. Department of Internal Medicine, Rheumatology, The Hospital of University of Abant Izzet Baysal, Bolu, Turkey