| Date | Event | Description |
|---|---|---|
| 17 April 2020 | New search has been performed | For this update, we re‐ran the literature searches, but no eligible trials were identified for inclusion in the review. There have been some new references added to the 'Additional references' section which have been referenced in the 'Background' and 'Discussion' sections of the review. |
| 7 April 2020 | New citation required but conclusions have not changed | Minor changes have been made throughout several sections of the review and the methods have been updated regarding 'Summary of findings' table(s). |
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