AMERICAN JOURNAL OF RESPIRATORY AND CRITICAL CARE MEDICINE, vol.190, no.10, pp.1168-1176, 2014 (SCI-Expanded)
Rationale: In the absence of active tuberculosis, a positive tuberculin skin test (TST) or interferon-gamma release assay (IGRA) result defines latent infection with Mycobacterium tuberculosis, although test results may vary depending on immunodeficiency.