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Volume 9, Issue 6, Pages 545-555 (June 2017)
Lumbar Muscle Cross-Sectional Areas Do Not Predict Clinical Outcomes in Adults With Spinal Stenosis: A Longitudinal Study Alfred C. Gellhorn, MD, Pradeep Suri, MD, MS, Sean D. Rundell, DPT, PhD, Nathan Olafsen, MD, M. Jake Carlson, MD, Steve Johnson, MD, Adrielle Fry, MD, Thiru M. Annaswamy, MD, Christopher Gilligan, MD, MBA, Bryan Comstock, MS, Patrick Heagerty, PhD, Janna Friedly, MD, Jeffrey G. Jarvik, MD, MPH PM&R Volume 9, Issue 6, Pages (June 2017) DOI: /j.pmrj Copyright © 2017 American Academy of Physical Medicine and Rehabilitation Terms and Conditions
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Figure 1 Flow diagram of patient selection and exclusion.
PM&R 2017 9, DOI: ( /j.pmrj ) Copyright © 2017 American Academy of Physical Medicine and Rehabilitation Terms and Conditions
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Figure 2 Representative axial T1-weighted magnetic resonance images demonstrating the muscle tracing used to calculate the cross-sectional areas of lumbar muscles. (A) Outline of bilateral psoas muscles; (B) multifidus; and (C) quadratus lumborum. PM&R 2017 9, DOI: ( /j.pmrj ) Copyright © 2017 American Academy of Physical Medicine and Rehabilitation Terms and Conditions
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