You have landed on a page of the archived Cochrane Community website. This site is not being maintained or updated.

If you are looking for Cochrane Review evidence, please visit Cochrane’s evidence page.

If you are a Cochrane contributor looking for Community resources, please visit the new Cochrane Community website.

Issue 11, 2012 of The Cochrane Library is now available

Updated on: November 15, 2012, 13:23