1. Department of Rehabilitation Medicine, The Affiliated Huai’an Hospital of Xuzhou Medical University and the Second People’s Hospital of Huai’an, Huai’an, Jiangsu, China (mainland)
2. Department of Rehabilitation Medicine, Huai’an Rehabilitation Hospital, Huai’an, Jiangsu, China (mainland)
3. Department of Rehabilitation Medicine, Lianshui County People’s Hospital affiliated to Kangda College of Nanjing Medical University, Huai’an, Jiangsu, China (mainland)