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Chang SE, Cho S, Choi JC, Choi JH, Sung KJ, Moon KC, Koh JK.Chang SE, et al. Among authors: cho s.J Dermatol. 2001 Aug;28(8):413-8. doi: 10.1111/j.1346-8138.2001.tb00002.x.J Dermatol. 2001.PMID: 11560157