Explore the wealth of resources available across the web. Here are some good places to start.

Link to PRISMA

 http://prisma-statement.org

Link to Web of Knowledge (a bibliographic database which was formally known as Web of Science)

http://wok.mimas.ac.uk

Link to EBSCO online tutorials, which provide additional information about searching

https://help.ebsco.com/interfaces/EBSCO_Guides/General_Product_FAQs/tutorials_on_EBSCO_interfaces

Systematic reviews, a guide: Searching (useful tips for getting started in searching, how to search, what gray literature is and how to search it from the University of Wisconsin)

http://researchguides.ebling.library.wisc.edu/systematic-reviews/searching

Enhancing the Quality and Transparency of Health Research (EQUATOR) network website

http://www.equator-network.org/

American Research Association (AERA)

www.aera.net/default.aspx

QUADAS (a quality assessment tool)

http://bmcmedresmethodol.biomedcentral.com/articles/10.1186/1471-2288-3-25