1. Department of Surgery, College of Medicine, Imam Mohammad Ibn Saud Islamic University, Riyadh, Saudi Arabia
2. Department of Surgery, College of Medicine, Hail University, Hail, Saudi Arabia
3. Department of Orthopaedics, College of Medicine, Majmaah University, Majmaah, Saudi Arabia
4. Medical Intern, College of Medicine, Imam Mohammad Ibn Saud Islamic University, Riyadh, Saudi Arabia
5. Department of Orthopaedics, King Saud Medical City, Riyadh, Saudi Arabia
6. Department of Orthopaedics, Ministry of National Guard-Health Affairs, Riyadh, Saudi Arabia