Filtered resources appraise the quality of studies and often make recommendations for practice.
Authors of critically-appraised topics evaluate and synthesize multiple research studies.
Authors of critically-appraised individual articles evaluate and synopsize individual research studies.
Evidence is not always available via filtered resources. Searching the primary literature may be required. It is possible to use filters in MEDLINE and other databases to identify the level of evidence appropriate to the clinical question.
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