1. Division of Rheumatology; Department of Medicine; University Medicine Cluster; Singapore City Singapore
2. Department of Physiology; Yong Loo Lin School of Medicine; National University of Singapore; Singapore City Singapore
3. Department of Surgery; Chung-Ho Memorial Hospital; Institute of Biomedical Engineering; Kaohsiung Medical University; Kaohsiung Taiwan
4. Institute of Biomedical Engineering and Health Sciences; Changzhou University; Changzhou Jiangsu China