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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

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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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Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

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The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

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Movements of the Body Movements of the Body
The hierarchy of genes involved in establishing the segmented body plan in Drosophila The hierarchy of genes involved in establishing the segmented body plan in Drosophila
Illustration of the anatomy of a normal subject (A) and a patient with sleep apnea (B) Illustration of the anatomy of a normal subject (A) and a patient with sleep apnea (B)
Video: Lipid catabolism ( ketogenesis and oxidation of glycerol) and Lipid anabolism (lipogenesis)

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