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Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
Did you know?
Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.
![Nurses may collaborate with social workers, physicians, and other members of the health care team to](https://biology-forums.com/gallery/47/medium_2137_17_05_12_1_52_57.jpeg)
![An emergency medical technician positions defibrillator paddles on the chest of a supine male patien](https://biology-forums.com/gallery/47/medium_14755_10_09_12_7_23_56_85331131.jpeg)