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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
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During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.
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People about to have surgery must tell their health care providers about all supplements they take.