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History
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The quest for longitude | WorldCat.org
Authors:William J. H. Andrewes, Harvard University Collection of Historical Scientific Instruments, National Association of Watch and Clock Collectors Print Book, English, 1996Edition:View all formats and...
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Pulmonary tuberculosis: MedlinePlus Medical Encyclopedia
Pulmonary tuberculosis (TB) is a contagious bacterial infection that involves the lungs. It may spread to other organs.Pulmonary TB is caused by the bacterium Mycobacterium tuberculosis (M tuberculosis). TB...