1. Nursing and Health School Zhengzhou University Zhengzhou Henan PR China
2. Academy of Medical Sciences Zhengzhou University Zhengzhou Henan PR China
3. Stroke and Aging Research Department of Medicine School of Clinical Sciences at Monash Health Monash University, Clayton Victoria Australia
4. The Fifth Affiliated Hospital of Zhengzhou University Zhengzhou Henan PR China
5. The Huaxian People’s Hospital Anyang Henan PR China