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Cheng PC, Cho TY, Hsu WL, Lo WC, Wang CT, Cheng PW, Liao LJ.Cheng PC, et al. Among authors: cheng pw.Ear Nose Throat J. 2019 Aug;98(7):E87-E91. doi: 10.1177/0145561319840835. Epub 2019 Apr 11.Ear Nose Throat J. 2019.PMID: 30974995Free article.