Date	Event	Description
5 December 2018	Feedback has been incorporated	Feedback has been added, along with a response from the Cochrane Common Mental Disorders (CMD) Review Group
30 November 2018	Amended	Addition of new published note 'The author team has re‐submitted a revised version of this review following the complaint by Robert Courtney. The Editor in Chief and colleagues recognise that the author team has sought to address the criticisms made by Mr Courtney but judge that further work is needed to ensure that the review meets the quality standards required, and as a result have not approved publication of the re‐submission. The review is also substantially out of date and in need of updating. Cochrane recognises the importance of this review and is committed to providing a high quality review that reflects the best current evidence to inform decisions. The Editor in Chief is currently holding discussions with colleagues and the author team to determine a series of steps that will lead to a full update of this review. These discussions will be concluded as soon as possible'.
9 November 2018	Feedback has been incorporated	Feedback has been added, along with a response from the Cochrane Common Mental Disorders (CMD) Review Group
2 November 2018	Feedback has been incorporated	Feedback has been added, along with a response from the Cochrane Common Mental Disorders (CMD) Review Group
25 October 2018	Amended	Addition of new published note 'This review is subject to an ongoing process of review and revision following the submission of a formal complaint to the Editor in Chief. Cochrane considers all feedback and complaints carefully, and revises or updates reviews when it is appropriate. The review author team have advised us that a resubmission of this review is imminent. A decision on the status of this review will be made once this resubmission has been through editorial process, which we anticipate will be towards the end of November 2018'.
5 October 2017	Feedback has been incorporated	Feedback has been added, along with the authors' response
5 May 2017	Feedback has been incorporated	Feedback has been added, along with the authors' response.
21 June 2016	Feedback has been incorporated	Feedback has been added, along with the authors' response.
1 February 2016	Feedback has been incorporated	Feedback has been added along with the authors' response.
20 November 2014	New citation required but conclusions have not changed	Four new studies have been added in this update, and the conclusion strengthens results reported in the 2004 version of the review.
2 October 2014	New search has been performed	This review has been updated with newer methodology, and new studies have been incorporated.
1 November 2008	Amended	This review has been converted to the new review format
25 May 2004	New search has been performed	The protocol for this review has undergone post hoc alteration based on feedback from referees. The following sections have been altered: Types of interventions; Search strategy; Methods of the review
8 May 2004	New citation required and conclusions have changed	Substantive amendments have been made