hospitalization
In 111 patients with left ventricular ejection fraction < or =30% who required       hospitalization for heart failure, we examined the association between outpatient       dose of diuretic agents and all-cause mortality.
In 111 patients with left ventricular ejection fraction < or =30% who required        @SUBJECT$   @PREDICAT$   @OBJECT$ , we examined the association between outpatient       dose of diuretic agents and all-cause mortality.