1. The Second Clinical College, Guangzhou University of Chinese Medicine, Guangzhou, China;
2. Chronic Disease Management Outpatient, The Second Affiliated Hospital of Guangzhou University of Chinese Medicine (Guangdong Provincial Hospital of Chinese Medicine), Guangzhou, China;
3. Renal Division, The Second Affiliated Hospital of Guangzhou University of Chinese Medicine (Guangdong Provincial Hospital of Chinese Medicine), Guangzhou, China