1. Cardiovascular Department Beijing HospitalNational Center of GerontologyInstitute of Geriatric MedicineChinese Academy of Medical Sciences Beijing P. R. China
2. Peking University Fifth School of Clinical Medicine Beijing P. R. China
3. The Key Laboratory of Geriatrics Beijing Institute of GeriatricsBeijing HospitalNational Center of GerontologyNational Health CommissionInstitute of Geriatric MedicineChinese Academy of Medical Sciences Beijing P. R. China
4. The Laboratory of Clinical Pharmacy The Sixth Affiliated Hospital of Wenzhou Medical UniversityThe People's Hospital of Lishui. Lishui Zhejiang P. R. China