1. World Health Organization (2013) Global Tuberculosis Report 2013. Geneva: World Health Organization. Available: http://apps.who.int/iris/bitstream/10665/91355/1/9789241564656_eng.pdf?ua=1. Accessed 2014 November 24.
2. Stop TB Partnership and World Health Organization (2010) The global plan to stop TB 2011–2015. Geneva, World Health Organization. Available: http://www.stoptb.org/assets/documents/global/plan/TB_GlobalPlanToStopTB2011-2015.pdf. Accessed 2011 October 30.
3. Centers for Disease Control and Prevention (2013) Core curriculum on tuberculosis: What the clinician should know. National Center for HIV/AIDS, Viral Hepatitis, STD, and TB prevention. Division of Tuberculosis Elimination. Available: http://www.cdc.gov/TB/education/corecurr/pdf/corecurr_all.pdf. Accessed 2014 March 4.
4. Iseman MD (2000) A clinician's guide to tuberculosis. Philadelphia: Lippincott Williams & Wilkins.
5. Increasing/Decreasing Over/Under/Diagnosis of Extrapulmonary TB;TB Epidemiology and Surveillance Workshop,2005