1. Ophthalmology Department, Naval Hospital of Eastern Theater of PLA, Zhejiang Province, Zhoushan, China
2. Health Service Department, Naval Hospital of Eastern Theater of PLA, Zhejiang Province, Zhoushan, China
3. Clinical Research Unit, School of Medicine, Shanghai Ninth People's Hospital Affiliated to Shanghai JiaoTong University, Shanghai, China
4. Health Service Department, The First Naval Hospital of Southern Theater of PLA, Guangdong Province, Zhanjiang, China
5. Ophthalmology Department, The First Affiliated Hospital of Naval Medical University, Shanghai, China
6. Department of Health Management, Faculty of Military Health Service, Naval Medical University, Shanghai, China