1. National Center for Complementary and Alternative Medicine, Ministry of Health, Riyadh, Saudi Arabia.
2. Faculty of Medicine, Tanta University, Tanta, Egypt.
3. Orthopedic Surgery Department, King Fahad Hospital, Ministry of Health, Al Madina, Saudi Arabia.
4. Facharzt Orthopedy, King Fahad Hospital, Ministry of Health, Jeddah, Saudia Arabia.
5. King Salman Hospital, Riyadh, Saudi Arabia.