Institute of Orthopedics, Chinese People's Liberation Army General Hospital, Beijing 100853, China;
Department of Spine Surgery, Tianjin Hospital, Tianjin 300211,China;
Tianjin Medical University, Tianjin 300211, China;
Department of Spine Surgery, Tianjin Hospital, Tianjin 300211,China;
Department of Spine Surgery, Tianjin Hospital, Tianjin 300211,China;
Department of Spine Surgery, Tianjin Hospital, Tianjin 300211,China;
Institute of Orthopedics, Chinese People's Liberation Army General Hospital, Beijing 100853, China;
Institute of Orthopedics, Chinese People's Liberation Army General Hospital, Beijing 100853, China;
Institute of Orthopedics, Chinese People's Liberation Army General Hospital, Beijing 100853, China;
Institute of Orthopedics, Chinese People's Liberation Army General Hospital, Beijing 100853, China;
Institute of Orthopedics, Chinese People's Liberation Army General Hospital, Beijing 100853, China;
Institute of Orthopedics, Chinese People's Liberation Army General Hospital, Beijing 100853, China;
Institute of Orthopedics, Chinese People's Liberation Army General Hospital, Beijing 100853, China;
Department of Spine Surgery, Tianjin Hospital, Tianjin 300211,China;