the mechanical efficiency of left ventricular contraction and relaxation , the asynchrony of the onset of left ventricular relaxation , the time constant of left ventricular isovolumic pressure decay , and left ventricular chamber and myocardial stiffness were analysed in 32 patients after cardiac ( 24 ) and heart-lung transplantation ( 8 ) .
C0027061
myocardial
C0018787
cardiac