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Van Giang N, Chiu HY, Thai DH, Kuo SY, Tsai PS.Van Giang N, et al. Among authors: tsai ps.Pain Manag Nurs. 2015 Oct;16(5):678-84. doi: 10.1016/j.pmn.2015.02.002. Epub 2015 May 9.Pain Manag Nurs. 2015.PMID: 25962544