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Coffey RJ, Edgar TS, Francisco GE, Graziani V, Meythaler JM, Ridgely PM, Sadiq SA, Turner MS.Coffey RJ, et al.Arch Phys Med Rehabil. 2002 Jun;83(6):735-41. doi: 10.1053/apmr.2002.32820.Arch Phys Med Rehabil. 2002.PMID: 12048649Review.