Date	Event	Description
2 June 2014	New citation required but conclusions have not changed	New authors added.
2 June 2014	New search has been performed	New search for studies (November 2013) with two new studies. In addition to including two new studies, the following methodology was updated: assessment of risk of bias was added for all included studies; results of new outcome measures included (ACR 20, 50, 70, PRO, and radiographic outcomes); additional information on patient‐reported outcomes in new trials.