1. Department of Orthopaedics, The Affiliated Hospital of Guizhou Medical University, Guiyang 550025, China
2. National-Local Joint Engineering Laboratory of Cell Engineering and Biomedicine, Guiyang 550004, China
3. Clinical College of Medicine, Guizhou Medical University, Guiyang 550004, China
4. Department of Orthopedic Surgery, Yong Loo Lin School of Medicine, National University of Singapore, Singapore 117583, Singapore