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Updated: May 17, 2025

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关于2024年CERA部门主席调查的议定书

Heather L Paladine1, Alexis Reedy-Cooper2, Wade M Rankin3

  • 1Department of Medicine, Center for Family and Community Medicine, Columbia Vagelos College of Physicians and Surgeons, New York, NY.

PRiMER (Leawood, Kan.)
|May 16, 2025
PubMed
概括

2024年CERA部门主任调查取得了50.92%的响应率,参与者与整体人口之间没有人口统计差异. 这确保了学术家庭医学研究的可靠数据.

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Surveys02:16

Surveys

Often, psychologists develop surveys as a means of gathering data. Surveys are lists of questions to be answered by research participants, and can be delivered as paper-and-pencil questionnaires, administered electronically, or conducted verbally. Generally, the survey itself can be completed in a short time, and the ease of administering a survey makes it easy to collect data from a large number of people.
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The chair conformation is the most stable form of cyclohexane due to the absence of angle and torsional strain. The absence of angle strain is a result of cyclohexane’s bond angle being very close to the ideal tetrahedral bond angle of 109.5° in its chair conformer. Similarly, the torsional strain is also absent owing to the perfectly staggered arrangement of bonds.
The hydrogen atoms linked to carbons are arranged in two different axial and equatorial orientations to achieve this...
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