Date | Event | Description |
---|---|---|
2 June 2014 | New search has been performed | New search. No additional studies included. Since the original review, one potentially eligible study has been completed and is awaiting publication. Another is completed but the data are not yet available for analysis. Review edited to provide more information about included trials. |
2 June 2014 | New citation required but conclusions have not changed | No additional studies included and no changes made to the conclusions. |