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Tu XM, Feng C, Kowalski J, Tang W, Wang H, Wan C, Ma Y.Tu XM, et al. Among authors: feng c.Stat Med. 2007 Sep 30;26(22):4116-38. doi: 10.1002/sim.2857.Stat Med. 2007.PMID: 17342700
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Feng C, Wang H, Lu N, Chen T, He H, Lu Y, Tu XM.Feng C, et al.Shanghai Arch Psychiatry. 2014 Apr;26(2):105-9. doi: 10.3969/j.issn.1002-0829.2014.02.009.Shanghai Arch Psychiatry. 2014.PMID: 25092958Free PMC article.