Comparison of SMS, IVR, and CATI Surveys in Colombia
Clinical trial NCT04506931 · COMPLETED
Trial details
- NCT number
- NCT04506931
- Sponsor
- Johns Hopkins Bloomberg School of Public Health
- Status
- COMPLETED
- Phase
- Not Applicable
- Study type
- INTERVENTIONAL
- Start date
- 2021-01-15
- Primary completion
- 2021-04-30
- Enrollment
- 5676
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