1. Department of Electrical Engineering, City University of Hong Kong, Kowloon Tong, Hong Kong
2. School of Biomedical Sciences, Gerald Choa Neuroscience Institute, KIZ-CUHK Joint Laboratory of Bioresources and Molecular Research of Common Diseases, The Chinese University of Hong Kong, Central Ave, Hong Kong
3. Department of Rehabilitation Sciences, The Hong Kong Polytechnic University, Hung Hom, Hong Kong
4. Department of Health and Physical Education, The Education University of Hong Kong, Ting Kok, Hong Kong
5. School of Physical Therapy, College of Medicine, Graduate Institute of Rehabilitation Science, Chang Gung University, Taoyuan, Taiwan
6. School of Health Sciences, Western Sydney University, Sydney, NSW, Australia