...
It is good practice to ensure that the Co-ordinating Editor and Contact Editor (if used) for a review are informed in cases of overlapping text and correspondence with authors. When authors make changes in response to an Editor’s feedback, a member of the editorial team should check the revised manuscript when resubmitted to confirm the revisions are sufficient.
Box 22, 24, and 27 - add NSE. Also add a note to say that NSE will inform EiC of any actions taken if escalated.
Figure. Flowchart: what to do if plagiarism is suspected
...
Cochrane Review Groups should follow certain steps if they identify one of the following: (1) high levels of clear plagiarism within one review that the Co-ordinating Editor would like to draw to the attention of the Network Senior Editor and Editor in Chief; (2) repeated instances of plagiarism at different stages of a review; or (3) from the same author(s) in different reviews.
...
Instances of serious plagiarism: These will be escalated to the Network Senior Editor and Editor in Chief (see Substantial and/or repeat instances of plagiarism). The Network Senior Editor and Editor in Chief will monitor whether cases occur with the same authors or groups of authors, and will take appropriate action.