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http://apps.who.int/immunization_monitoring/globalsummary/timeseries/tscoveragebcg.html
. Accessed 23 Dec 2015.
2. World Health Organization. Immunization Financing Indicators from the WHO-UNICEF Joint Reporting Form. Geneva: WHO; 2014.
3. World Health Organization. Immunization Standards: BCG (10/20 dose vial).
http://www.who.int/immunization_standards/vaccine_quality/118_bcg/en/
. Accessed 30 Dec 2015.
4. United Nations Children’s Emergency Fund. BCG Vaccine: Current Supply & Demand Outlook (September 2013).
http://www.unicef.org/supply/files/BCG_Supply_Status_Sept_2013.pdf
. Accessed 15 June 2015.
5. United Nations Children’s Emergency Fund. BCG Vaccine: Current Supply & Demand Outlook (December 2014).
http://www.unicef.org/supply/files/BCG_Supply_Status_December_2014.pdf
. Accessed 15 June 2015.