1. Institute of Biomedical Engineering, National Tsing Hua University, Hsinchu, Taiwan
2. Department of Biomedical Engineering and Environmental Sciences, National Tsing Hua University, Hsinchu, Taiwan
3. Department of Orthopaedic Surgery, Spine Section, Chang Gung Memorial Hospital, Taoyuan, Taiwan
4. College of Medicine, Chang Gung University, Taoyuan, Taiwan
5. Institute of Analytical and Environmental Sciences, National Tsing Hua University, Hsinchu, Taiwan
6. Material and Chemical Research Laboratories, Industrial Technology Research Institute, Hsinchu, Taiwan
7. Department of Power Mechanical Engineering, National Tsing Hua University, Hsinchu, Taiwan
8. Frontier Research Center on Fundamental and Applied Sciences of Matters, National Tsing Hua University, Hsinchu, Taiwan