Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.
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There are 60,000 miles of blood vessels in every adult human.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
Three Tissue Systems Extend Throughout the Plant Body
body systems
In many work settings, middle-aged people demonstrate generativity by serving as mentors for their ...
The effects of undernourishment on the body systems.