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Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

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Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

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In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

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Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Letter from a Person with Pure Alexia Letter from a Person with Pure Alexia
Edward Bellamy, author of the utopian novel Looking Backward (1888) Bellamy’s socialism worried many Edward Bellamy, author of the utopian novel Looking Backward (1888) Bellamy’s socialism worried many
Pavlov’s Original Classical Conditioning Procedure Pavlov’s Original Classical Conditioning Procedure
Brushing off to finish-back. In a quiet voice ask the person to sit up with legs off the side of the ... Brushing off to finish-back. In a quiet voice ask the person to sit up with legs off the side of the ...
Brushing off to finish-front. Move to the front and place the person’s hands on his or her knees. ... Brushing off to finish-front. Move to the front and place the person’s hands on his or her knees. ...
A Breathalyzer is used to measure a person's blood alcohol concentration (BAC) A Breathalyzer is used to measure a person's blood alcohol concentration (BAC)
Video: Vascular tissues in a corn stem and a buttercup root

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