1. Department of Orthopaedic Surgery, Assuta Medical Center, Faculty of Health and Science and Ben Gurion University, Ha-Refu'a St 7, Ashdod, Israel
2. Department of Orthopaedic Surgery, Tel Aviv Medical Center, Sackler Faculty of Medicine and Tel Aviv University, Weizmann St 6, Tel Aviv-Yafo, Israel
3. Department of Orthopaedic Surgery, Montefiore Medical Center, Albert Einstein College of Medicine, 1300 Morris Park Avenue, Forcheimer Building, Bronx, NY, USA