@misc{Rok_Sylwia_Efficacy,
 author={Rok, Sylwia and Wytrążek, Marcin and Bilski, Bartosz},
 copyright={Rok, Sylwia},
 copyright={Wytrążek, Marcin},
 copyright={Bilski, Bartosz},
 howpublished={online},
 publisher={Nofer Institute of Occupational Medicine},
 publisher={Polish Association of Occupational Medicine},
 language={pol, eng},
 title={Efficacy of therapeutic exercises in low back pain surveyed in a group of nurses},
 type={serial - article},
 type={language document},
}