Dongguan Eye Study of Schoolchildren and Adolescents(DESSA)
Clinical trial NCT03409094 · WITHDRAWN
Trial details
- NCT number
- NCT03409094
- Sponsor
- Sun Yat-sen University
- Status
- WITHDRAWN
- Study type
- OBSERVATIONAL
- Start date
- 2019-01-01
- Primary completion
- 2021-04-01
- Enrollment
- 0
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