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Kopera I, Durlej M, Hejmej A, Knapczyk-Stwora K, Duda M, Slomczynska M, Bilinska B.Kopera I, et al. Among authors: durlej m.Reprod Domest Anim. 2011 Dec;46(6):1050-60. doi: 10.1111/j.1439-0531.2011.01783.x. Epub 2011 Apr 2.Reprod Domest Anim. 2011.PMID: 21457361Clinical Trial.
Kopera I, Durlej M, Hejmej A, Knapczyk-Stwora K, Duda M, Slomczynska M, Koziorowski M, Bilinska B.Kopera I, et al. Among authors: durlej m.Eur J Histochem. 2010 Apr 14;54(2):e15. doi: 10.4081/ejh.2010.e15.Eur J Histochem. 2010.PMID: 20558338Free PMC article.