Institution: | 1. Department of Health Technology and Informatics, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong Special Administrative Region, China;1. Hospital for Special Surgery, New York, NY;2. Case Western Reserve University School of Medicine, Cleveland, OH;1. Department of Orthopedics, VOICES Health Policy Research Center, Stanford University, Redwood City, CA;2. One Medical, San Francisco, CA;1. Department of Orthopaedic Surgery, University of Cincinnati School of Medicine, Cincinnati Children''s Hospital Medical Center, Cincinnati, OH;2. Department of Orthopaedic Surgery, Keck School of Medicine of the University of Southern California, Children''s Hospital of Los Angeles, Los Angeles, CA;1. Physical Medicine, Rheumatology and Rehabilitation Department, Faculty of Medicine, Menoufia University, Egypt;2. Radiology Department, Faculty of Medicine, Menoufia University, Egypt;3. Public Health and Community Medicine Department, Faculty of Medicine, Menoufia University, Egypt |