1. World Health Organization. Global Tuberculosis Report 2018. Geneva: WHO; 2018. http://apps.who.int/iris/bitstream/handle/10665/274453/9789241565646-eng.pdf?ua=1 . Accessed 9 July 2019
2. Streptomycin in Tuberculosis Trials Committee. Streptomycin treatment for pulmonary tuberculosis. Br Med J. 1948;2:769–82 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2091872/pdf/brmedj03701-0007.pdf . Accessed 9 July 2019.
3. World Health Organization. Global Tuberculosis Report 2016. Geneva: WHO; 2016. https://apps.who.int/iris/bitstream/handle/10665/250441/9789241565394-eng.pdf?sequence=1 . Accessed 9 July 2019
4. World Health Organization. Global Tuberculosis Report 2017. Geneva: WHO; 2017. https://www.who.int/tb/publications/global_report/gtbr2017_main_text.pdf . Accessed 9 July 2019
5. World Health Organization. WHO treatment guidelines for drug-resistant tuberculosis. 2016 update. Geneva: WHO; 2016. https://apps.who.int/iris/bitstream/handle/10665/250125/9789241549639-eng.pdf?sequence=1 . Accessed 9 July 2019