1. Heart and stroke facts: 1996 statistical supplement;American Heart Association,1997
2. Heart failure: evaluation and care of patients with left-ventricular systolic dysfunction;Konstam,1994
3. The heart failure epidemic: magnitude of the problem and potential mitigating approaches;Massie;Curr Opin Cardiol,1996
4. National Hospital Discharge Survey: annual summary, 1993;Graves;Vital Health Stat 13,1995