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Author Question: In a contest, two tractors pull two identical blocks of stone the same distance over identical ... (Read 6551 times) |
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In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.
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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.