@misc{Rydlewska-Liszkowska_Izabela_How,
 author={Rydlewska-Liszkowska, Izabela},
 copyright={Nofer Institute of Occupational Medicine},
 howpublished={online},
 publisher={Nofer Institute of Occupational Medicine},
 publisher={Polish Association of Occupational Medicine},
 language={pol, eng},
 type={serial - article},
 type={language document},
 title={How to measure efficiency of health investments in enterprises: selected issues},
}