Łubkowska, Wioletta, Justyna Połeć, Mirosława Szark-Eckardt, and Hanna Żukowska. 2016. “Subjective Assessment of Kinesitherapy As an Element of Comprehensive Rehabilitation Process of Subjects With Lower Spine Pain”. Journal of Education, Health and Sport 6 (2):255-66. https://apcz.umk.pl/JEHS/article/view/3398.