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As tuberculosis cases rise in the US and worldwide, health officials puzzle over the resurgence of a disease once in decline

By Karen Dobos, Professor of Microbiology, Colorado State University
Marcela Henao-Tamayo, Associate Professor of Microbiology & Immunology, Colorado State University

Reports of TB date back to the time of Hippocrates, but the Kansas outbreak shows that the ancient disease is very much a modern-day scourge.

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