Examlex
Will the Moon's surface change over time? Why or why not?
Incidence
Number of new cases of a specific disorder that develop during a specific period of time.
New Cases
refers to instances or incidents of a disease or condition that have been diagnosed or reported for the first time within a specified period.
Epidemiological Research
The study of the distribution and determinants of health-related states or events in specified populations, and the application of this study to the control of health problems.
Third Variable
A factor that is not directly involved in a research hypothesis but may influence the relationship between the variables being studied.
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