1. Zhongshan Affiliated Hospital, Guangzhou University of Chinese Medicine (Zhongshan Hospital of Traditional Chinese Medicine), Zhongshan 528400, China
2. South China Research Center for Acupuncture and Moxibustion, Medical College of Acu-Moxi and Rehabilitation, Guangzhou University of Chinese Medicine, Guangzhou 510006, China
3. Guangzhou University of Chinese Medicine, Guangzhou 510000, China
4. The First Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510000, China
5. Clinical Research Center, South China Research Center for Acupuncture and Moxibustion, Medical College of Acu-Moxi and Rehabilitation, Guangzhou University of Chinese Medicine, Guangzhou 510000, China