| Date | Event | Description |
|---|---|---|
| 15 July 2010 | Amended | Minor edits including change to abstract; 5 trials (rather than 6) detected significantly increased smoking cessation at the time of surgery. |
| 18 May 2010 | New citation required and conclusions have changed | Updated for Issue 7, 2010 with 4 new trials and clearer evidence on short‐term outcomes. Change to authorship. |
| 3 September 2008 | Amended | Converted to new review format. |
| 17 May 2005 | New citation required and minor changes | Four new trials included. |
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