Product Search Search Effective Health Care website Submit search Search Tip: Use double quotes around phrases to rank exact matches higher in the result list. 2 results Comparative Effectiveness of Therapies for Heart Failure (COMPARE-HF) Research Report January 6, 2011 Effectiveness of Isosorbide Dinitrate and Hydralazine in Racial/Ethnic Subgroups With Heart Failure Research Report Archived March 31, 2010