1. L-R. Liao, MPT, Department of Physiotherapy, Guangdong Provincial Work Injury Rehabilitation Hospital, Guangzhou, China, and Department of Rehabilitation Sciences, Hong Kong Polytechnic University, Hong Kong, China.
2. G.Y.F. Ng, PhD, Department of Rehabilitation Sciences, Hong Kong Polytechnic University.
3. A.Y.M. Jones, PhD, School of Allied Health Sciences, Griffith University, Gold Coast, Australia.
4. M.Y.C. Pang, PhD, Department of Rehabilitation Sciences, Hong Kong Polytechnic University, Hung Hom, Hong Kong, China.