1. CDC. Basic TB facts: latent TB infections and TB disease. https://www.cdc.gov/tb/topic/basics/tbinfectiondisease.htm (accessed 29th August 2021 ).
2. Guidelines for Treatment of Drug-Susceptible Tuberculosis and Patient Care,2017
3. WHO. WHO consolidated guidelines on tuberculosis. Module 1: prevention: tuberculosis preventive treatment, 2020.
4. The ongoing challenge of latent tuberculosis;Esmail;Philos Trans R Soc Lond B Biol Sci,1645
5. The spectrum of latent tuberculosis: rethinking the biology and intervention strategies;Barry;Nat Rev Microbiol,2009