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Hou WH, Chen JH, Wang YH, Wang CH, Lin JH, Hsueh IP, Ou YC, Hsieh CL.Hou WH, et al. Among authors: hsieh cl.Arch Phys Med Rehabil. 2011 Jul;92(7):1119-25. doi: 10.1016/j.apmr.2011.02.012.Arch Phys Med Rehabil. 2011.PMID: 21704792