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. 3 results Grading the Strength of a Body of Evidence When Assessing Health Care Interventions for the Effective Health Care Program of the Agency for Healthcare Research and Quality: An Update Methods Guide – Chapter November 18, 2013 The Refinement of Topics for Systematic Reviews: Lessons and Recommendations From the Effective Health Care Program Methods Guide – Chapter January 24, 2013 Updating Comparative Effectiveness Reviews: Current Efforts in AHRQ’s Effective Health Care Program Methods Guide – Chapter July 27, 2011