González-Grandas, F, and T Gallego-Izquierdo. “CREATION OF A QUESTIONNAIRE ABOUT THE PHYSIOTHERAPY ACTIVITY IN PATIENTS WITH NON-SPECIFIC LOW BACK PAIN”. Cuestiones de Fisioterapia 41, no. 1 (February 29, 2012): 42–57. Accessed October 22, 2024. http://cuestionesdefisioterapia.es/index.php/cf/article/view/238.