1. Viable mycobacterium tuberculosis in sputum after pulmonary TB care;Ambreen;BMC Infect Dis,2019
2. Data available at: http://www.emro.who.int/pak/programmes/stop-tuberculosis.html.
3. Data available at: http://www.emro.who.int/images/stories/pakistan/documents/pak_documents/Stop_TB/Position_of_TB_in_high_burden_countries_-_Pakistan.pdf?ua=1.
4. Data available at: https://www.who.int/bulletin/volumes/85/9/06-038331/en/.
5. API TB Consensus Guidelines 2006: management of pulmonary tuberculosis, extra-pulmonary tuberculosis and tuberculosis in special situations;API Consensus Expert Committee;J Assoc Physicians India,2006