@misc{Koudelkova_E._Echocardiography_1983,
 author={Koudelkova, E. and Grospic, A. and Niederle, P.},
 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},
 title={Echocardiography in the follow-up of patients with prosthetic heart valves},
 type={Text},
 URL={http://rcin.org.pl/Content/6453/PDF/WA727_10160_57027-10-1983_Koudelkova-24.pdf},
 keywords={Ultradźwięki - zastosowanie w diagnostyce [KABA]},
}