| Date | Event | Description |
|---|---|---|
| 12 June 2013 | New citation required but conclusions have not changed | Issue 6, 2013: One ongoing trial Traumatic Optic Neuropathy Treatment Trial (TONTT) (NCT01783847) has been identified and data will be included when the trial has been completed. |
| 12 June 2013 | New search has been performed | Issue 6, 2013: Electronic searches were updated. |