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Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

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HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

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Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

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For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

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Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Ethnic Groups of Eastern North America, 1750 Ethnic Groups of Eastern North America, 1750
In the summer of 1793, a yellow fever epidemic struck Philadelphia, killing nearly 4,000. Tens of th In the summer of 1793, a yellow fever epidemic struck Philadelphia, killing nearly 4,000. Tens of th
Structures of the lymphatic pathway from smallest to largest. Structures of the lymphatic pathway from smallest to largest.
Largest nitric acid plants in the United States Largest nitric acid plants in the United States
Religious Diversity Religious Diversity
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