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 Interventional Treatments for Acute and Chronic Pain: Systematic Review Research Protocol December 17, 2020 Noninvasive, Nonpharmacological Treatment for Chronic Pain Research Protocol April 27, 2017 Noninvasive Treatments for Low Back Pain Research Protocol Archived October 8, 2014