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Long Q, Klemetti R, Wang Y, Tao F, Yan H, Hemminki E.Long Q, et al. Among authors: yan h.Soc Sci Med. 2012 Aug;75(4):733-7. doi: 10.1016/j.socscimed.2012.03.054. Epub 2012 May 7.Soc Sci Med. 2012.PMID: 22595072
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