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The profit motive and spine surgery |
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| Authors: | Weiner Bradley K Levi Benjamin H |
| Affiliation: | Department of Spine Surgery and Orthopaedics, Penn State University, Penn State College of Medicine, Hershey, Pennsylvania 17033-0850, USA. bweiner@psu.edu |
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| 本文献已被 PubMed 等数据库收录！ | |