the effects of acute coronary artery ( ca ) occlusion on myocardial contractile force were studied in mongrel dogs with ( 1 ) chronically denervated hearts ( n = 10 ) , ( 2 ) acutely denervated hearts ( n = 5 ) , and ( 3 ) normally innervated hearts ( n = 6 ) .
C0027061
myocardial
C0018787
hearts