2011 Surveillance Slides
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Slide 12. Trends in TB Cases in Foreign-born Persons, United States, 1991–2011. This slide shows trends in the past 20 years of TB cases in foreign-born persons in the United States from 1991 through 2011. The percentage of TB cases accounted for by foreign-born persons increased from 28% in 1990 to 62% in 2011.