San Luis, Concepción, Andrés López de la Llave, and M. Carmen Pérez-Llantada. 2014. “Training to improve selective attention in children using neurofeedback through play”. Journal of Psychopathology and Clinical Psychology    18 (3):209-16. https://doi.org/10.5944/rppc.vol.18.num.3.2013.12921.