1. Department of Cardiology, Jiangxi Provincial People's Hospital Affiliated to Nanchang University, Nanchang, Jiangxi 330006, P.R. China
2. Department of Neurology, Jiangxi Provincial People's Hospital Affiliated to Nanchang University, Nanchang, Jiangxi 330006, P.R. China
3. Department of Gerontology, The First Affiliated Hospital of Nanchang University, Nanchang, Jiangxi 330006, P.R. China
4. Shenzhen Realomics (Biotech), Co., Ltd., Shenzhen, Guangdong 518000, P.R. China