Comparison of Sunlight Exposure and Vitamin D Supplementation on Serum 25-hydroxyvitamin D Levels
Clinical trial NCT03310242 · COMPLETED
Trial details
- NCT number
- NCT03310242
- Sponsor
- Seoul National University Hospital
- Status
- COMPLETED
- Phase
- Not Applicable
- Study type
- INTERVENTIONAL
- Start date
- 2015-06-01
- Primary completion
- 2015-11-25
- Enrollment
- 150
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