Marin Martinez, E., Caudevilla Polo, S., Lucha Lopez, M. O., Ericas Moreno, J. M., Estebanez de Miguel, E., & Rubio Ibarzo, S. (2000). Exercise as a system of Prevention: Changes in pain and flexibility after rest. Cuestiones De Fisioterapia, 15(1), 79-83. http://cuestionesdefisioterapia.es/index.php/cf/article/view/488