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Author Question: In the 1920s, the development of practical radio communication was furthered by A. its ability to ... (Read 202 times) |
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.
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Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.
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All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.
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In 1864, the first barbiturate (barbituric acid) was synthesized.