Effect of rehabilitation exercises in low back flexibility and muscle strength working for men by age (40-45) years. Journal of Physical Education, [S. l.], v. 31, n. 1, p. 105–120, 2019. DOI: 10.37359/JOPE.V31(1)2019.818. Disponível em: https://jcope.uobaghdad.edu.iq/index.php/jcope/article/view/818.. Acesso em: 28 apr. 2024.