Poblete Valderrama, Felipe, Francisca Bravo Coronado, Cristian Villegas Aichele, and Eduardo Cruzat Bravo. “Physical Activity Level and Functionality in the Elderly”. Revista Ciencias de la Actividad Física UCM 17, no. 1 (June 29, 2016): 59-65. Accessed October 31, 2025. http://200.9.234.116/index.php/revistacaf/article/view/91.