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Author Question: A measure has __________ when it in fact measures whatever it is supposed to measure. Fill in the ... (Read 55 times) |
Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.
Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.
People about to have surgery must tell their health care providers about all supplements they take.
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.