Neural predictors of treatment response to brain stimulation and psychological therapy in depression: a double-blind randomized controlled trial. - PubMed - NCBI
Neuropsychopharmacology. 2019 Aug;44(9):1613-1622. doi: 10.1038/s41386-019-0401-0. Epub 2019 Apr 30.
That said Vin, in the tdcs RCT we published together last week using this technique, subjects completely failed to guess which arm they were in (not that there aren't other valid objections)