Aging and neuroplasticity: examining the effects of a combined intervention with physical exercise and Transcranial Direct Current Stimulation in frail seniors - NOMBELA OTERO, CRISTINA (Investigador/a); Fernandez Pascual, Angela (Investigador/a); Perez Hernandez, Elena (Investigador/a); GARCIA GARCIA-ESQUINAS, ESTHER (Investigador/a); Solesio Jofre de Villegas, Elena (Investigador principal (IP)) (2022)