we compared the influence of the pericardium on left and right ventricular ( lv , rv ) filling by measuring lv and rv pressures and segment lengths ( sl , lv free wall , and rv inflow and outflow tracts ) in six open-chest , pentobarbital sodium-anesthetized dogs before and after pericardiectomy .
C0031050
pericardium
C0031042
pericardiectomy