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 Transparency of Reporting Requirements: Omega-3 Fatty Acids and Cardiovascular Disease Research Protocol September 6, 2016 Attention Deficit Hyperactivity Disorder (ADHD) Research Protocol November 25, 2015 Change Score or Followup Score? An Empirical Evaluation of the Impact of Choice of Mean Difference Estimates White Paper April 20, 2015