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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
There are more bacteria in your mouth than there are people in the world.
Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
Cyanide works by making the human body unable to use oxygen.
The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.
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