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Lookup NU author(s): Dr James Smith, Professor David SteelORCiD
This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License (CC BY-NC-ND).
Author(s): Smith JM, Steel DH
Publication type: Article
Publication status: Published
Journal: Cochrane Database of Systematic Reviews
Year: 2015
Online publication date: 07/08/2015
Acceptance date: 30/07/2015
Date deposited: 26/04/2016
ISSN (electronic): 1469-493X
Publisher: John Wiley & Sons, Inc.
URL: http://dx.doi.org/10.1002/14651858.CD008214.pub3
DOI: 10.1002/14651858.CD008214.pub3
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