1. Hypertension Center, FuWai Hospital, State Key Laboratory of Cardiovascular Disease, National Center for Cardiovascular Diseases, Peking Union Medical College & Chinese Academy of Medical Sciences , Beilishi Road 167, Xicheng District, Beijing, 100037 , China
2. Department of Cardiology, Beijing ChaoYang Hospital, Capital Medical University , Beijing, 100020 , China
3. Department of Cardiology, Beijing Hospital, National Center of Gerontology, Institute of Geriatric Medicine, Chinese Academy of Medical Science , Beijing, 100730 , China
4. Department of Cardiology, FuWai Yunnan Cardiovascular Hospital , Kunming, Yunnan, 650106 , China
5. Department of Cardiology, The First Hospital of Shanxi Medical University , Taiyuan, Shanxi, 030001 , China
6. Department of Cardiology, The First Affiliated Hospital of Guangxi Medical University , Nanning, Guangxi, 530027 , China
7. Department of Cardiology, The Second Affiliated Hospital of Baotou Medical College , Baotou, Inner Mongolia, 014030 , China
8. Department of Cardiology, The Sixth Hospital of Nanchang , Nanchang, Jiangxi, 330003 , China
9. Department of Cardiology, Lanzhou University Second Hospital , Lanzhou, Gansu, 730000 , China