1. Department of Rehabilitation Medicine, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, China
2. Department of Rehabilitation Medicine, The Second Affiliated Hospital of Xi’an Medical University, Xi’an, China
3. Department of Hematology, The Third Affiliated Hospital, Sun Yet-Sen University, Guangzhou, China
4. Department of Physiology and Pain Research Center, Guangdong Province Key Laboratory of Brain Function and Disease, Zhongshan Medical School, Sun Yat-Sen University, Guangzhou, China