Narrative reviews are written in an easily readable format, and allow consideration of the subject matter within a large spectrum.
Subscription is required. Though a consensus has been reached about the systematic design of the review articles, studies revealed that most of them had not been written in a systematic format.
Ideas and insights also come from discussions with coauthors and colleagues, as well as feedback from reviewers and editors. This simple definition of a review article contains the following key elements: The question s to be dealt with Methods used to find out, and select the best quality researches so as to respond to these questions.
The second problem is that, most of the researches have been performed with small sample sizes. However, it is likely that most scientists have not thought in detail about how to approach and carry out a literature review. There is a consensus that a review should be written in a systematic fashion, a notion that is usually followed.
In an article in the journal Academic Medicine, William McGaghie, PhD, of Loyola University Chicago Stritch School of Medicine identifies the five main strategies scholars use when writing review articles: narrative review, systematic review, scoping, critical-realist and open peer commentary.
In this contribution, I share ten simple rules I learned working on about 25 literature reviews as a PhD and postdoctoral student.