Date	Event	Description
20 December 2018	New search has been performed	We have included 9 additional studies, resulting in 21 included studies, involving 421 participants. We found evidence of an effect of tDCS for improving accuracy in naming nouns.
19 December 2018	New citation required and conclusions have changed	The conclusions of the review have changed. There is moderate evidence of an effect of tDCS on naming nouns at the end of intervention and at follow‐up.