Ho, J., Slawka, E., Pacheco-Barrios, K., Cardenas-Rojas, A., Castelo-Branco, L. and Fregni, F. (2022) “The pros and cons of tDCS as a therapeutic tool in the rehabilitation of chronic pain”, Principles and Practice of Clinical Research, 8(2), pp. 26–30. doi: 10.21801/ppcrj.2022.82.4.