Sierra-Silvestre, E. 2011. “EFFECTIVENESS OF PROPRIOCEPTIVE RE-EDUCATION AGAINST STRENGHT & STRETCH ON BALANCE, GAIT, QUALITY OF LIFE AND FALLS IN THE ELDERLY ”. Cuestiones De Fisioterapia 40 (1): 25-37. https://cuestionesdefisioterapia.com/index.php/cf/article/view/254.