| Date | Event | Description |
|---|---|---|
| 11 July 2019 | New citation required and conclusions have changed | Review update including 3 new studies (2 new trials on laser stimulation (Elbay 2016; Goel 2017) and 1 trial previously awaiting classification (Lu 2000)) bringing the total to 4 included studies. New review author. All sections and 'Summary of findings' tables updated. Wording of the secondary outcome 'reduction in gagging' changed. New secondary outcome 'presence or absence of gagging during dental procedure' added. |
| 18 March 2019 | New search has been performed | Searches updated to 18 March 2019. |
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