The PRISMA Statement (Preferred Reporting Items for Systematic Reviews and Meta-Analyses) is an essential set of guidelines designed to enhance the quality, transparency, and consistency of systematic reviews and meta-analyses.

PROSPERO is a leading international database specifically designed for the registration of systematic review/meta-analysis protocols. 

Meta-Analytic refers to the use of meta-analysis techniques in research. Meta-analysis is a statistical method used to combine and summarize the results of multiple independent studies addressing the same research question. 

A Systematic Review is a methodologically rigorous process designed to identify, evaluate, and synthesize all relevant studies on a specific research question.

The Cochrane Handbook for Systematic Reviews of Interventions is an authoritative guide designed to aid researchers in conducting systematic reviews of health interventions.

Best Evidence Synthesis (BES) represents a sophisticated, context-sensitive alternative to meta-analysis, combining qualitative and quantitative research to form nuanced conclusions.