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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.

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About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

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The horizontal fraction bar was introduced by the Arabs.

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Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Letter from a Person with Pure Alexia Letter from a Person with Pure Alexia
Example use of a placeholder (X) and episode of care characters. Example use of a placeholder (X) and episode of care characters.
How to use the discriminant to determine the number of roots for any quadratic equation How to use the discriminant to determine the number of roots for any quadratic equation
State the amplitude, period, equation of the axis, and maximum and minimum value State the amplitude, period, equation of the axis, and maximum and minimum value
Algebraically solve the equation sec^2 θ-2=0 such that -π ≤ θ ≤ π Algebraically solve the equation sec^2 θ-2=0 such that -π ≤ θ ≤ π
Letter M Letter M
Video: A Human Karyotype Preparation Animation

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