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Nutu M, Weijdegård B, Thomas P, Bergh C, Thurin-Kjellberg A, Pang Y, Billig H, Larsson DG.Nutu M, et al. Among authors: weijdegard b.Mol Reprod Dev. 2007 Jul;74(7):843-50. doi: 10.1002/mrd.20685.Mol Reprod Dev. 2007.PMID: 17154304