Introduce your search terms. What keywords would we look for with this research question?
Outline how you performed your literature search i.e. what databases you used, inclusion and exclusion criteria, any other limits used and provide rationale for these decisions with references.
Outline how you identified your key articles (primary research only) and the reasons why. Include enough detail so that your search could be replicated by the person reading it. Include a copy of your search in the appendices.