@misc{Dobrowolska_Barbara_Wstęp,
 author={Dobrowolska, Barbara},
 copyright={Nofer Institute of Occupational Medicine},
 howpublished={online},
 publisher={Nofer Institute of Occupational Medicine},
 language={pol},
 language={eng},
 language={rus},
 type={serial - article},
 type={language document},
 title={Wstęp},
}