Vanessa R Laibl1, Jeanne S Sheffield
1Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center at Dallas, 5323 Harry Hines Boulevard, Dallas, TX 75390-9032, USA. vlaibl@parknet.pmh.org
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Tuberculosis (TB) caused 2 million deaths globally in 1997, mainly in developing nations. In the US, TB cases decreased by 31% from 1992 to 1998 due to improved control programs.
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