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Jan JC, Hsu WH, Liu SA, Wong YK, Poon CK, Jiang RS, Jan JS, Chen IF.Jan JC, et al. Among authors: chen if.J Oral Maxillofac Surg. 2011 Feb;69(2):396-404. doi: 10.1016/j.joms.2010.05.017.J Oral Maxillofac Surg. 2011.PMID: 21238843