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Yang SL, Tsai CC, Liou YC, Hong CS, Li BJ, Chu SY.Yang SL, et al. Among authors: chu sy.IEEE Trans Ultrason Ferroelectr Freq Control. 2011 Dec;58(12):2555-61. doi: 10.1109/TUFFC.2011.2118.IEEE Trans Ultrason Ferroelectr Freq Control. 2011.PMID: 23443691