1. Department of Rehabilitation, Zibo Integrated Traditional Chinese and Western Medicine Hospital, Zibo, PR China;
2. Department of Neurology, Shandong Provincial Qianfoshan Hospital, The First Hospital Affiliated with Shandong First Medical University, Jinan, PR China;
3. Department of Gastroenterology, Shandong Provincial Qianfoshan Hospital, The First Hospital Affiliated with Shandong First Medical University, Jinan, PR China;
4. Department of Neurology, The First Affiliated Hospital of Dalian Medical University, Dalian, PR China