1. Department of Rehabilitation, Clinical Medicine College of Acupuncture and Rehabilitation, Guangzhou University of Chinese Medicine, Guangzhou, Guangdong, China (mainland)
2. Rehabilitation Therapy Center, Hainan Province Nongken Genernal Hospital, Haikou, Hainan, China (mainland)
3. Guangdong Work Injury Rehabilitation Center, Guangzhou, Guangdong, China (mainland)
4. Guangzhou, Guangdong, Luoyang Orthopedic Hospital of Henan Province, Louyang, Henan, China (mainland)