KOŁODZIEJ, K.; KWOLEK, A.; RUSEK, W.; PRZYSADA, G.; SZPUNAR, P. Correlation between lower extremities symmetrical index and intensification of lower back pain in patients after hospital rehabilitation. European Journal of Clinical and Experimental Medicine, [S. l.], v. 3, n. 3, p. 234–236, 2005. Disponível em: https://journals.ur.edu.pl/ejcem/article/view/13448. Acesso em: 6 aug. 2026.