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. 6 results Training Modules for the Systematic Reviews Methods Guide Presentation December 30, 2019 Testing the Predictive Validity of Strength of Evidence Grades Abstract September 14, 2015 Strength of Evidence Presentation June 26, 2010 When To Select Observational Studies as Evidence Presentation June 26, 2010 Assessing Applicability Presentation June 26, 2010 Topic Refinement Presentation June 26, 2010