1. Department of Physiotherapy, Prince of Wales Hospital, Shatin, Hong Kong, edwinlee @cuhk.edu.hk
2. Nethersole School of Nursing, Chinese University of Hong Kong, Hong Kong
3. Clinical Research Centre for Health Professions, University of Brighton, United Kingdom
4. School of Engineering, University of Brighton, United Kingdom
5. Department of Clinical Oncology, Chinese University of Hong Kong, Hong Kong