1. Department of Orthopedics Surgery, American University of Beirut (AUB), Beirut, Lebanon
2. Department of Orthopedics Surgery, Palestine Polytechnic University (PPU), Hebron, Palestine
3. Department of Orthopedics Surgery, University of Toledo, Toledo, OH, USA
4. Department of Orthopedics Surgery, Abdali Hospital, Amman, Jordan
5. Department of Orthopedics Surgery, All India Institute of Medical Sciences (AIIMS), New Delhi, India