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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

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The average office desk has 400 times more bacteria on it than a toilet.

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Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

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Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

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The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

The role of Hox genes 9–13 in specifying limb formation from the proximal to distal The role of Hox genes 9–13 in specifying limb formation from the proximal to distal
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Direction: Right-Hand Rule Direction: Right-Hand Rule
Inline four-cylinder engine showing principal and nonprincipal ends. Normal direction of rotation is ... Inline four-cylinder engine showing principal and nonprincipal ends. Normal direction of rotation is ...
Overview of lymphatic system structures and the general direction of lymph flow from the extremities ... Overview of lymphatic system structures and the general direction of lymph flow from the extremities ...
How to vertically stretch and compress a sinusoidal function (y=a*sin⁡b(x−c)+d) How to vertically stretch and compress a sinusoidal function (y=a*sin⁡b(x−c)+d)
Video: Antidiuretic hormone (vasoconstriction, water reabsorption & sweat inhibition)

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