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Statistics -- Where to Look

Our libraries' research guides have several pages with sources for statistics:

Definitions (from MeSH):

Incidence:  "The number of new cases of a given disease during a given period in a specified population. It also is used for the rate at which new events occur in a defined population."

Prevalence: "The total number of cases [new and old] of a given disease in a specified population at a designated time."