| Date | Event | Description |
|---|---|---|
| 31 July 2012 | New search has been performed | Inclusion criteria amended, one new study added. |
| 31 July 2012 | New citation required but conclusions have not changed | New citation identified of combined treatment of NSAID with tranexamic acid. Inclusion criteria amended to include new citation. |
| 17 July 2007 | New citation required and conclusions have changed | Substantive amendment |
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