Vaccines prevent between 2.5 and 4 million deaths every year.
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Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.
Type C killer whales in the Ross Sea. The eye patch slants forward.
An experimentally made Oldowan type core.
What are examples of ideal forms?
A typical injector-pump-type automotive diesel fuel injection system.
Rock Type Influences Weathering
Type II curve. Mortality does not vary with age. Data for five-lined skink (Eumeces fasciatus).