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https://www.federalregister.gov/documents/2025/07/16/2025-13271/medicare-and-medicaid-prog…

…ack to Citation 214. Luo, Xuemei, Ricardo Pietrobon, Shawn Sun, Gordon Liu, and Lloyd Hey, “Estimates and Patterns of Direct Health Care Expenditures Among Individuals With Back Pain in the United States.” Spine 29(1) (2004): 79-86. doi:10.1097/01.BRS.0000105527.13866.0. 215. Dey…