Table 5.

Terms for the PRISMA literature search.

Search step	PubMed (abstract/title)	Web of science (abstract)
1	“transcranial direct current stimulation” OR “trans-cranial direct current stimulation” OR “tDCS” OR “brain stimulation”	“transcranial direct current stimulation” OR “trans-cranial direct current stimulation” OR “tDCS” OR “brain stimulation”
	AND	AND
2	“response inhibition” OR “action inhibition” OR inhibitory control” OR “inhibitory response control” OR “inhibitory action control” OR “impulse control” OR “self-control” OR “motor inhibition” OR “inhibitory motor control” OR “impuls*”	“response inhibition” OR “action inhibition” OR inhibitory control” OR “inhibitory response control” OR “inhibitory action control” OR “impulse control” OR “self-control” OR “motor inhibition” OR “inhibitory motor control” OR “impuls*”
	OR	OR
3	“stop-signal-task" OR “SST” OR “stop-task” OR “stop signal reaction time” OR “SSRT”	“stop-signal-task" OR “SST” OR “stop-task” OR “stop signal reaction time” OR “SSRT”
	OR	OR
4	“go-nogo” OR “go-/nogo” OR “go/no-go” OR “go-no-go" OR “GNG” OR “GNGT”	“go-nogo” OR “go-/nogo” OR “go/no-go” OR “go-no-go" OR “GNG” OR “GNGT”
5	Apply inclusion criteria (applied in the following order): a. Original research article (i.e. no review, metal-analysis) b. English language c. Human subjects d. Stop Signal and/or Go No-Go task e. tDCS study