1. Department of Rehabilitation Medicine, Sun Yat‐sen Memorial Hospital Sun Yat‐sen University Guangzhou P.R. China
2. Department of Rehabilitation Medicine, The Sixth Affiliated Hospital Sun Yat‐sen University Guangzhou P.R. China
3. Department of Rehabilitation Medicine, Shenzhen Nanshan People's Hospital (The Sixth People's Hospital of Shenzhen) Shenzhen University Shenzhen P.R. China
4. Department of Rehabilitation Medicine, The Third Affiliated Hospital Sun Yat‐sen University Guangzhou P.R. China