Aquatic Exercise as a Complementary Intervention for Cognitive, Behavioral, Motor, and Functional Outcomes in Attention-Deficit/Hyperactivity Disorder, Autism Spectrum Disorder, and Down Syndrome: A Narrative Review. - Montalva-Valenzuela, Felipe; Guzmán-Muñoz, Eduardo; Garcia-Carrillo, Exal; Farias-Valenzuela, Claudio; González-Aroca, Joaquín; Concha-Cisternas, Yeny; Molina-Márquez, Iván; Yañez-Sepúlveda, Rodrigo; Castillo-Paredes, Antonio (Journal of Clinical Medicine, 2026)