Date	Event	Description
23 May 2019	New search has been performed	Updated with 16 new studies and with ten previously included studies excluded due to changes in eligibility criteria
23 May 2019	New citation required and conclusions have changed	New authors added. Conclusions have changed ‐ evidence for benefit of MI for smoking cessation is inconclusive ‐ confidence intervals now incorporate both benefit and harm. The certainty of the evidence has changed from moderate to low, indicating that new evidence is likely to have an impact on the effect estimates and their 95% confidence intervals.