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Choi KS, Chae JS.Choi KS, et al. Among authors: chae js.Res Vet Sci. 2008 Jun;84(3):497-501. doi: 10.1016/j.rvsc.2007.05.017. Epub 2007 Aug 14.Res Vet Sci. 2008.PMID: 17698155