The Effects of Primary Pterygium on Contrast Sensitivity Preoperatively and Postoperatively
Clinical trial NCT03406390 · UNKNOWN
Trial details
- NCT number
- NCT03406390
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
- Status
- UNKNOWN
- Study type
- OBSERVATIONAL
- Start date
- 2017-11-01
- Primary completion
- 2018-11-01
- Enrollment
- 60
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