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Xia Y, Cho S, Greenway HT, Zelac DE, Kelley B.Xia Y, et al. Among authors: kelley b.Dermatol Surg. 2011 May;37(5):651-6. doi: 10.1111/j.1524-4725.2011.01949.x. Epub 2011 Apr 1.Dermatol Surg. 2011.PMID: 21457390Clinical Trial.