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Phipps AI, Scoggins J, Rossing MA, Li CI, Newcomb PA.Phipps AI, et al. Among authors: li ci.Am J Public Health. 2012 Sep;102(9):1791-7. doi: 10.2105/AJPH.2011.300393. Epub 2012 Jan 19.Am J Public Health. 2012.PMID: 22873481Free PMC article.
Li CI, Moe RE, Daling JR.Li CI, et al.Arch Intern Med. 2003 Oct 13;163(18):2149-53. doi: 10.1001/archinte.163.18.2149.Arch Intern Med. 2003.PMID: 14557212
Chien C, Morimoto LM, Tom J, Li CI.Chien C, et al. Among authors: li ci.Cancer. 2005 Aug 1;104(3):629-39. doi: 10.1002/cncr.21204.Cancer. 2005.PMID: 15983985Free article.
Sun LM, Epplein M, Li CI, Vaughan TL, Weiss NS.Sun LM, et al. Among authors: li ci.Am J Epidemiol. 2005 Dec 15;162(12):1174-8. doi: 10.1093/aje/kwi345. Epub 2005 Nov 9.Am J Epidemiol. 2005.PMID: 16282240
Sun LM, Li CI, Huang EY, Vaughan TL.Sun LM, et al. Among authors: li ci.Am J Epidemiol. 2007 Feb 1;165(3):271-8. doi: 10.1093/aje/kwk008. Epub 2006 Nov 7.Am J Epidemiol. 2007.PMID: 17090616