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Sun ZW, Yan L, G YY, Zhao JP, Lin H, Guo YM.Sun ZW, et al. Among authors: zhao jp.Poult Sci. 2013 Dec;92(12):3071-9. doi: 10.3382/ps.2013-03278.Poult Sci. 2013.PMID: 24235214Free article.Clinical Trial.