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Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.
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The average office desk has 400 times more bacteria on it than a toilet.
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The horizontal fraction bar was introduced by the Arabs.
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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
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Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.