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Harkema SJ, Schmidt-Read M, Behrman AL, Bratta A, Sisto SA, Edgerton VR.Harkema SJ, et al. Among authors: behrman al.Arch Phys Med Rehabil. 2012 Sep;93(9):1498-507. doi: 10.1016/j.apmr.2011.01.023. Epub 2011 Jul 20.Arch Phys Med Rehabil. 2012.PMID: 21777906