| Date | Event | Description |
|---|---|---|
| 7 January 2019 | New citation required but conclusions have not changed | Conclusions unchanged. Changes made to authorship. |
| 7 January 2019 | New search has been performed | Three studies (121 participants) were included in the 2017 version of this review. We added 1 study (18 participants) to this updated review. We included four studies (139 participants) in the review. The study added to this update review was not included in meta‐analysis. |
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