“TB Elimination, Tuberculosis: General Information.” Centers for Disease Control and Prevention. Centers for Disease Control and Prevention, 0 Oct. 2011. Web. 31 May 2016.
“Basic TB Facts.” Centers for Disease Control and Prevention. Centers for Disease Control and Prevention, 13 Mar. 2012. Web. 31 May 2016.
“Vaccine and Immunizations.” Centers for Disease Control and Prevention. Centers for Disease Control and Prevention, 14 Aug. 2012. Web. 31 May 2016.
Questions and Answers about TB 2014. Atlanta, GA: Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Center for HIV, STD, and TB Prevention, Division of Tuberculosis Elimination, 2014. Web.