arrhythmias
It appears       from the findings of recent studies that the greatest benefit from beta-blocker       therapy is achieved in patients who are more than 60 years of age and in patients       at moderate or high risk for reinfarction and death (eg, patients with LV       dysfunction or arrhythmias or both).
It appears       from the findings of recent studies that the greatest benefit from beta-blocker       therapy is achieved in patients who are more than 60 years of age and in patients       at moderate or high risk for reinfarction and death (eg,  @OBJECT$   @PREDICAT$  LV       dysfunction or  @SUBJECT$  or both).