@misc{Czajkowski_Z._The_1983,
 author={Czajkowski, Z. and Cretti, A. and Kurjak, A.},
 copyright={Rights Reserved - Free Access},
 address={Warszawa},
 journal={Prace IPPT IFTR REPORTS},
 howpublished={online},
 year={1983},
 publisher={Instytut Podstawowych Problemów Techniki Polskiej Akademii Nauk},
 language={eng},
 type={Text},
 title={The estimation of blood flow in the umbilical vein measured by the impulse Doppler method},
 URL={http://rcin.org.pl/Content/6409/PDF/WA727_10103_57027-10-1983_Czajkowski-7.pdf},
 keywords={Ultradźwięki - zastosowanie w diagnostyce [KABA]},
}