HIGHLIGHTS
- What: The exclusion criteria comprised: duplicate papers identified in the literature; papers that were inaccessible; papers whose primary research focus was not related to "EP" or "RR"; and_(4) papers published prior to 1997. At this juncture, following a comprehensive review of the selected literature, the pertinent variables of interest have been identified and systematically categorized to conclude. The EPVR is currently the predominant research focus in this field, comprising 43.93% of the total literature. There is a clear overlap among the institutions studied about EPVR and RR, particularly regarding research focus, funding sources, professional networks . . .

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