@misc{Olszewski_Waldemar_Zapobieganie_1974,
 author={Olszewski, Waldemar and Rymaszewski, Zbigniew},
 copyright={Creative Commons Attribution BY 4.0 license},
 address={Warszawa},
 howpublished={online},
 year={1974},
 publisher={PZWL},
 language={pol},
 title={Zapobieganie zatorom tętnicy płucnej},
 type={Text},
 URL={http://www.rcin.org.pl/Content/81404/PDF/Zapobieganie.pdf},
}