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One Step Closer To Simple And Portable Tuberculosis Tests For Developing World, Colorado State University Study  
10/12/2009 8:00:32 AM

Medical News Today -- Two billion people worldwide carry the pathogen that causes tuberculosis (TB), and most of them do not even know they are infected. This is because some 90 percent of people with TB have "latent" infections. They have no symptoms, they can't spread the disease to others and the bug remains dormant in their lungs -- often for years.
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