1. Centre for Epidemiological Studies and Clinical Trials, The Shanghai Institute of Hypertension, Shanghai Key Laboratory of Hypertension, Department of Hypertension, Ruijin Hospital Shanghai Jiaotong University School of Medicine Shanghai China
2. Jiangsu Province Hospital for Governmental Employees Nanjing China
3. Wuhu Chinese Medicine Hospital Wuhu China
4. Chongqing Hypertension Institute, Department of Hypertension and Endocrinology, Daping Hospital The Third Military Medical University Chongqing China