Comparison of Cross-cylinder and Conventional Photorefractive Keratectomy(PRK) in Correcting Medium-high Astigmatism
Clinical trial NCT00663923 · COMPLETED
Trial details
- NCT number
- NCT00663923
- Sponsor
- Tabriz University
- Status
- COMPLETED
- Phase
- Phase 3
- Study type
- INTERVENTIONAL
- Start date
- 2007-11-01
- Primary completion
- 2009-06-01
- Enrollment
- 50
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