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Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

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To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

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More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

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When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

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Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

The frequency of competition according to the number of species involved. The frequency of competition according to the number of species involved.
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The change in the net of an irradiance, in Wm-2, at the tropopause The change in the net of an irradiance, in Wm-2, at the tropopause
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Video: Contraction and Relaxation Animation

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