Prevalence of Latent Tuberculosis (TB) Infection Diagnosed by Interferon-gamma Release Assay and Tuberculin Skin Tests in Patients With Old Healed TB
Clinical trial NCT01099098 · COMPLETED
Trial details
- NCT number
- NCT01099098
- Sponsor
- Seoul National University Hospital
- Status
- COMPLETED
- Study type
- OBSERVATIONAL
- Start date
- 2010-01-01
- Primary completion
- 2011-01-01
- Enrollment
- 480
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