1. Department of Neurology No. 905 Hospital of PLA Navy Shanghai China
2. Nursing Department Shanghai General Hospital Affiliated to Shanghai Jiao Tong University School of Medicine Shanghai China
3. Education and Scientific Research Department of Clinical Nursing Changhai Hospital Affiliated to Naval Medical University Shanghai China
4. Clinical Research Center Shanghai General Hospital Affiliated to Shanghai Jiao Tong University School of Medicine Shanghai China
5. Shanghai Quality Control Center of Geriatric Care Shanghai China