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In 1864, the first barbiturate (barbituric acid) was synthesized.
The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.
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