NCT03059043
- Conditions
- Eye Diseases, Myopia, Refractive Errors
- Locations
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- Guangdong General Hospital Guangzhou, Guangdong, China
- Hunan Provincial People's Hospital Changsha, Hunan, China
- The Eye Hispital of Wenzhou Medical University Wenzhou, Zhejiang, China
- Peking Union Medical College Hospital Beijing, China