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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
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Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.
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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.
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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
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