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By definition, when a medication is administered intravenously, its bioavailability is 100%.

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Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

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Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

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Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Common Wombat, Maria Island, Tasmania Common Wombat, Maria Island, Tasmania
Male common pochard, London, UK Male common pochard, London, UK
(A) Common sites for cholelithiasis; (B) a gallbladder specimen with multiple gallstones. (A) Common sites for cholelithiasis; (B) a gallbladder specimen with multiple gallstones.
Common Phobias Cont Common Phobias Cont
How to solve any rational equation by finding the lowest common denominator (Part 2) How to solve any rational equation by finding the lowest common denominator (Part 2)
Common Metamorphic Rocks Common Metamorphic Rocks
Video: Neuron Type Animation

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