Importance of systematic review and meta-analysis for evidence-based practice.

Importance of systematic review and meta-analysis for evidence-based practice.

Explain the importance of systematic review and meta-analysis for evidence-based practice. What are the limitations of the systematic review? How to overcome the challenges? Offer an example of a situation when a systematic review and meta-analysis were one of the defining points in the decision-making process, and when without it the decision might have been incorrect.