| Date | Event | Description |
|---|---|---|
| 18 January 2021 | New citation required but conclusions have not changed | 2 additional studies identified |
| 27 November 2020 | Amended | Addition of the methods section "Summary of findings and assessment of the certainty of the evidence" |
| 25 November 2020 | New search has been performed | New search run. Two new studies included. |
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