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The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

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In 1844, Charles Goodyear obtained the first patent for a rubber condom.

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Approximately 500,000 babies are born each year in the United States to teenage mothers.

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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

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Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Passive and active transport. Passive and active transport.
Purse cover, from the Sutton Hoo burial ship. Purse cover, from the Sutton Hoo burial ship.
A reverse passive agglutination reaction. The antibody is bound to the particles, and antigen in the ... A reverse passive agglutination reaction. The antibody is bound to the particles, and antigen in the ...
Apply passive touch over the eyes and cheeks to finish. Place the hands, using very light pressure, ... Apply passive touch over the eyes and cheeks to finish. Place the hands, using very light pressure, ...
Elderly/ grandparents listening to music Elderly/ grandparents listening to music
Passive Continental Margin Passive Continental Margin
Video: Premenstrual Syndrome

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