This is an archived version of the Handbook. For the current version, please go to training.cochrane.org/handbook/current or search for this chapter here.

13.3.1  What is different when including non-randomized studies?

13.3.1.1 Comprehensiveness of search strategy

13.3.1.2 Identifying NRS in searches

13.3.1.3 Reviewing citations / abstracts