@misc{Marek_Kazimierz_Professor,
 author={Marek, Kazimierz},
 copyright={Marek, Kazimierz},
 howpublished={online},
 publisher={Nofer Institute of Occupational Medicine},
 publisher={Polish Association of Occupational Medicine},
 language={eng},
 type={serial - article},
 type={language document},
 title={Professor Konrad Szymczykiewicz, MD, PhD. (1928-1990)},
}