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Montaño E, Olivera M, Ruiz-Cortés ZT.Montaño E, et al. Among authors: olivera m.Reprod Domest Anim. 2009 Aug;44(4):699-704. doi: 10.1111/j.1439-0531.2007.01053.x. Epub 2008 Nov 13.Reprod Domest Anim. 2009.PMID: 18954383