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 Change Score or Followup Score? An Empirical Evaluation of the Impact of Choice of Mean Difference Estimates White Paper April 20, 2015 Developmental Disabilities Issues Exploration Forum: Cerebral Palsy White Paper November 28, 2011 Addressing Challenges in Genetic Test Evaluation: Evaluation Frameworks and Assessment of Analytic Validity Research Report June 16, 2011