Depending on the organisation for which you are conducting your review, or the journal you wish to publish it in, you may need to adhere to very specific guidelines and standards.
PRISMA - Preferred Reporting Items for Systematic Reviews and Meta-Analyses. This is a commonly used minimum set of items for transparent reporting in systematic reviews and meta-analyses. The website includes the PRISMA statement, a 27-item checklist and a range of flow diagrams, as well as PRISMA extensions such as the PRISMA-P for protocols and PRISMA-S for searching.
Equator Network - Enhancing the QUAlity and Transparency Of health Research. This international initiative aims to improve the reliability of published health literature by promoting transparent and accurate reporting and the wider use of robust reporting guidelines. It includes reporting guidelines for the main study types in health research and recommends PRISMA for the reporting of systematic reviews.
Amstar - A Measurement Tool to Assess systematic Reviews. A Canadian resource which provides tools to assess the methodological quality of systematic reviews, and can be used as a guide to the conduct of reviews.