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 Sort search results by Sorted by relevance Sort by date Comparative Effectiveness of Fecal DNA Testing in Screening for Colorectal Cancer in Average-Risk Adults Research Protocol Archive May 18, 2011 Genetic Testing for Developmental and Intellectual Disabilities Research Protocol Archive September 30, 2014