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Wang RY, Yang YR, Tsai MW, Wang WT, Chan RC.Wang RY, et al. Among authors: tsai mw.Am J Phys Med Rehabil. 2002 Apr;81(4):283-90. doi: 10.1097/00002060-200204000-00007.Am J Phys Med Rehabil. 2002.PMID: 11953546Clinical Trial.