Transcranial direct current stimulation combined with physical or cognitive training in people with Parkinson’s disease: a systematic review

Table 1 Search terms used in each search field

Population	Intervention	Transcranial stimulation
TITLE-ABS-KEY’	TITLE-ABS-KEY’	TITLE-ABS-KEY’
parkin^a	Exercise	Transcranial direct current stimulation
	Training	tDCS
	Aerobic	transcranial electrical stimulation
	Anaerobic
	Strength
	“physical therapy”
	“physical activity”
	“physical program”
	cue^a
	non-pharmacologic^a
	Fitness
	Cognitive
	Cognition
	rehabilitation
	Therapy

^a indicates a wildcard; TITLE-ABS-KEY’ indicates a title, abstract and keyword search

ISSN: 1743-0003