Beta blockers
Beta blockers improve mortality and morbidity in HF and also       improve LV ejection fraction (EF), a beneficial feature that, until recently, has       only been attributed to positive inotropic agents.
 @SUBJECT$  improve mortality and morbidity  @PREDICAT$   @OBJECT$  and also       improve LV ejection fraction (EF), a beneficial feature that, until recently, has       only been attributed to positive inotropic agents.