@misc{Dawydzik_Lech_Present,
 author={Dawydzik, Lech and Iżycki, Janusz and Kopias, Jerzy},
 copyright={Nofer Institute of Occupational Medicine},
 howpublished={online},
 publisher={Nofer Institute of Occupational Medicine},
 publisher={Polish Association of Occupational Medicine},
 language={eng},
 type={serial - article},
 type={language document},
 title={Present principles of workers' health care organization in Poland and directions of future changes},
}