Effects of Cognitive Training on Balance and Motor Symptoms in Parkinson's Disease: An Exploratory Randomized Controlled Trial - Arroyo-Ferrer, Aida; Moreno-Verdu, Marcos; Sanchez-Cuesta, Francisco Jose; Gonzalez-Zamorano, Yeray; Ugalde-Canitrot, Arturo; Romero, Juan Pablo (Neurorehabilitation, 2025)