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Sustained Preoperative Opioid Use Is a Predictor of Continued Use Following Spine Surgery

Schoenfeld, Andrew J. MD, MSc1,a; Belmont, Philip J. Jr. MD2,b; Blucher, Justin A. MS1,c; Jiang, Wei MS3,d; Chaudhary, Muhammad Ali MD1,e; Koehlmoos, Tracey PhD, MHA2,f; Kang, James D. MD1,g; Haider, Adil H. MD, MPH1,h

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The Journal of Bone and Joint Surgery: June 6, 2018 - Volume 100 - Issue 11 - p 914-921
doi: 10.2106/JBJS.17.00862
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Written work prepared by employees of the Federal Government as part of their official duties is, under the United States Copyright Act, a ‘work of the United States Government’ for which copyright protection under that Act is not available. As such, copyright protection does not extend to the contributions of employees of the Federal Government prepared as part of their employment.