1. Prevalence of Chronic Pain and High-Impact Chronic Pain Among Adults — United States, 2016. https://www.cdc.gov/mmwr/volumes/67/wr/pdfs/mm6736a2-H.pdf
2. The cost of pain;Smith;JAMA Netw Open,2019
3. The global burden of musculoskeletal pain-where to from here?;Blyth;Am J Public Health,2019
4. Eighteen-year trends in the prevalence of, and health care use for, noncancer pain in the United States: data from the medical expenditure panel survey;Nahin;J Pain,2019
5. US Department of Health and Human Services. Report on Pain Management Best Practices: Updates, Gaps, Inconsistencies, and Recommendations. 2019; https://www.hhs.gov/sites/default/files/pmtf-final-report-2019-05-23.pdf