[Echocardiographic evaluation of the function of the Björk-Shiley valve prosthesis].

E Koudelková, L Hejhal, J Widimský(Institute for Postgraduate Medical Education), P Niederle, J Ressl, M Gebauerová(Institute of Clinical and Experimental Medicine), A Grospic
PubMed
November 1, 1979
Cited by 0


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