When Considering the Number of Studies Included in a Systematic

Multiple Choice

When considering the number of studies included in a systematic review, the text suggests all of the following rules, EXCEPT:

A) At least 10 studies are desirable for an adequate systematic review.
B) Systematic reviews and meta-analyses should ideally include 20 or more studies.
C) There is a tradeoff between the quality of studies and the number of studies available.
D) Even a few studies provide just as strong of an evidence base as the larger number of studies.