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Pedersen KS, Holyoake P, Stege H, Nielsen JP.Pedersen KS, et al. Among authors: stege h.Prev Vet Med. 2011 Mar 1;98(4):284-7. doi: 10.1016/j.prevetmed.2010.11.014. Epub 2010 Dec 22.Prev Vet Med. 2011.PMID: 21183234