Eye Health in Children and Adolescents: Repeated Cross-sectional Survey
Clinical trial NCT04433130 · UNKNOWN
Trial details
- NCT number
- NCT04433130
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
- Status
- UNKNOWN
- Study type
- OBSERVATIONAL
- Start date
- 2020-06-16
- Primary completion
- 2024-08-31
- Enrollment
- 300
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