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Secondary studies, such as systematic literature reviews and mapping studies, are an essential element of the evidence-based paradigm. A critical part of the review process is the identification of all relevant research. As such, any researcher intending to conduct a secondary review should be aware of the strengths and weakness of the search engines available. Analyse the overlap between search engine...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.