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. 4 results Effects of Dietary Sodium and Potassium Intake on Chronic Disease Outcomes and Related Risk Factors Research Protocol March 1, 2017 Treatment of Osteoarthritis of the Knee: An Update Research Protocol June 16, 2016 Surveillance and Identification of Signals for Updating Systematic Reviews: Implementation and Early Experience Research Report June 7, 2013 Identifying Signals for Updating Systematic Reviews: A Comparison of Two Methods Research Report June 15, 2011