1. Acupuncture and Tuina School, Chengdu University of Traditional Chinese Medicine, Chengdu, Sichuan, China
2. Department of Acupuncture, the Hospital of Chengdu University of Traditional Chinese Medicine, Chengdu, Sichuan, China
3. Acupuncture and Tuina School, Hunan University of Traditional Chinese Medicine, Changsha, Hunan, China
4. Acupuncture and Tuina School, Guiyang University of Traditional Chinese Medicine, Guiyang, Guizhou, China
5. Acupuncture and Tuina School, Shaanxi University of Chinese Medicine, Xianyang, Shaanxi, China
6. Acupuncture and Tuina School, Yunnan Provincial Hospital of Traditional Chinese Medicine, Kunming, Yunnan, China
7. Chinese Evidence-Based Medicine Centre, West China Hospital, Sichuan University, Chengdu, Sichuan, China
8. School of Ophthalmology, Chengdu University of Traditional Chinese Medicine, Chengdu, Sichuan, China