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 Change Score or Followup Score? An Empirical Evaluation of the Impact of Choice of Mean Difference Estimates White Paper April 20, 2015 Distributed Ambulatory Research in Therapeutics Network (DARTNet): Informing Practice and Improving Depression Care Abstract Archived May 8, 2009