Date | Event | Description |
---|---|---|
11 July 2012 | Review declared as stable | There are two eligible trials awaiting classification. The author team is no longer active. Expressions of interest in updating this review should be made to the managing editor of the Cochrane Airways Group. |
22 June 2012 | New search has been performed | Literature seacrh run. |
1 September 2008 | Amended | Converted to new review format. |
31 May 2001 | New citation required and conclusions have changed | Substantive amendment |