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As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

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Human kidneys will clean about 1 million gallons of blood in an average lifetime.

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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

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During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

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More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Generally, the total tax burden in the United States is much lower than that of other industrialize Generally, the total tax burden in the United States is much lower than that of other industrialize
Template strand of DNA Template strand of DNA
Time Estimates for Specific Office Procedures Time Estimates for Specific Office Procedures
Supervised role-play can help a child feel more at ease during office visits. Supervised role-play can help a child feel more at ease during office visits.
Injectable Drugs Commonly Stocked in the Medical Office Injectable Drugs Commonly Stocked in the Medical Office
Injectable Drugs Commonly Stocked in the Medical Office Injectable Drugs Commonly Stocked in the Medical Office
Video: Chemical Messengers Animation

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