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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

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Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

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Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

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To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

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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.

At breakfast, a middle-class husband sits absorbed in the newspaper and the public affairs of the da At breakfast, a middle-class husband sits absorbed in the newspaper and the public affairs of the da
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Johari window showing differences in quadrants between "new job" and "intimate ... Johari window showing differences in quadrants between "new job" and "intimate ...
Open palmar friction moving back and forth over the lumbar and thoracic regions. Open palmar friction moving back and forth over the lumbar and thoracic regions.
Post Partum Hemorrhage (PPH) Post Partum Hemorrhage (PPH)
Post-term birth rates, by province/territory, Canada Post-term birth rates, by province/territory, Canada
Video: Cardiac Cycle (Part 4 of 4)

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