A recommendation of: Giulia Mattavelli, Riccardo Pirone, Claudia Gianelli, Nicola Canessa Assessing the effect of tDCS on Inhibitory Capacity: A pre-registered Comparison of High Definition and Conventional Montages on the Stop Signal Task https://osf.io/r9kj4/files/zbn5v
Mattavelli et al. (Sat,) studied this question.