1. Department of Radiology, The Third Hospital of Hebei Medical University, Shijiazhuang 050051, China
2. Department of Rehabilitation Medicine, The Third Hospital of Hebei Medical University, Shijiazhuang 050051, China
3. Hebei Provincial Orthopedic Biomechanics Key Laboratory, The Third Hospital of Hebei Medical University, Shijiazhuang 050051, China