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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.

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Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

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Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

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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.

An Australian Shepherd-Beagle mix displaying mastery of the "sit" command An Australian Shepherd-Beagle mix displaying mastery of the "sit" command
This engraving of the Boston Massacre (1770) became the most reprinted depiction of the event, and p This engraving of the Boston Massacre (1770) became the most reprinted depiction of the event, and p
The first commercially successful typewriter, manufactured in quantity beginning in 1874, surely fue The first commercially successful typewriter, manufactured in quantity beginning in 1874, surely fue
Typical keyboard layout. Typical keyboard layout.
Ergonomically correct desk, chair, and keyboard. Ergonomically correct desk, chair, and keyboard.
This military command post is in South Korea, with both U.S. and South Korean personnel. South Korea ... This military command post is in South Korea, with both U.S. and South Korean personnel. South Korea ...
Video: Krebs cycle : Formation of acetyl coenzyme A and Electron transport chain

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