| Date | Event | Description |
|---|---|---|
| 16 December 2013 | New citation required but conclusions have not changed | Results of update have not changed overall conclusions of the review. |
| 5 April 2013 | New search has been performed | Cochrane Schizophrenia Group Trial Register Searched (May 2012). No new studies found. 'Summary of findings' table added. 'Risk of bias' tables extended. |
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