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Jeong KI, Choi JY.Jeong KI, et al. Among authors: choi jy.J Korean Acad Nurs. 2017 Dec;47(6):842-853. doi: 10.4040/jkan.2017.47.6.842.J Korean Acad Nurs. 2017.PMID: 29326414Clinical Trial.Korean.