1. Department of Integration of Chinese and Western Medicine, The Affiliated Yantai Yuhuangding Hospital of Qingdao University, Yantai, Shandong 264000, China
2. Eye Institute of Shandong University of Traditional Chinese Medicine, Jinan, Shandong 250002, China
3. Emergency Center, The Affiliated Yantai Yuhuangding Hospital of Qingdao University, Yantai, Shandong 264000, China
4. Department of Clinical Medicine, Qingdao University Medical College, Qingdao, Shandong 266003, China