Cochrane welcomes all comments on its published reviews.

Please visit the Cochrane Library and complete the comments form for the specific review. This will ensure that your comments are seen and can be responded to by the correct people as detailed at https://www.cochranelibrary.com/cdsr/comments-submission.

The comment form can be opened from the front page of the specific review. Please click on the 'Comment on Review' link in the right hand side menu as per the image below. This will open a new box with a form that you can complete.