Examlex
What are the three classes of questions that all questionnaires contain?
Epidemiologic Research
The study of the distribution and determinants of health-related states or events in specific populations, and the application of this study to control health problems.
Ethical Principle
Fundamental guidelines or rules that help govern behaviors and decisions, often in professional and philosophical contexts, based on concepts of right and wrong.
Autonomy
The right or condition of self-government.
Participant's Consent
The agreement by a participant to take part in a study or experiment, given with full understanding of the risks and benefits involved.
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