The Peer Reviewed check box is located in the CINAHL Advanced Search under "Limit your results." This (and all of the other CINAHL limiters) are also available from the results screen by clicking on "Show More."
Peer Reviewed Journals
Peer reviewed or refereed journals are scholarly publications that publish articles that have been through a review process by a peer group.
How do I find a peer reviewed or refereed journal article?
Ulrichsweb Global Serials Directory is a database that provides detailed information about journals, magazines, and newspapers.
More information can be found on the following web sites:
Peer-Reviewed or Refereed Journals
NCSU Peer Reviewed in Five Minutes