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Ametaj BN, Koenig KM, Dunn SM, Yang WZ, Zebeli Q, Beauchemin KA.Ametaj BN, et al. Among authors: koenig km.J Anim Sci. 2009 Apr;87(4):1314-20. doi: 10.2527/jas.2008-1196. Epub 2008 Dec 19.J Anim Sci. 2009.PMID: 19098242