@misc{Stępnik_Maciej_Roles,
 author={Stępnik, Maciej},
 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={Roles of nitric oxide in carcinogenesis. Protumorigenic effects},
}