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Author Question: Ideally, how many pretests should be conducted when designing a questionnaire or observation form? ... (Read 28 times) |
Did you know?
Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.
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People about to have surgery must tell their health care providers about all supplements they take.
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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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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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Medication errors are three times higher among children and infants than with adults.