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Kummeling A, Penning LC, Rothuizen J, Brinkhof B, Weber MF, van Sluijs FJ.Kummeling A, et al. Among authors: brinkhof b.Vet J. 2012 Mar;191(3):383-8. doi: 10.1016/j.tvjl.2011.04.022.Vet J. 2012.PMID: 21641243
Piek CJ, Brinkhof B, Rothuizen J, Dekker A, Penning LC.Piek CJ, et al. Among authors: brinkhof b.BMC Res Notes. 2011 Feb 9;4:36. doi: 10.1186/1756-0500-4-36.BMC Res Notes. 2011.PMID: 21303565Free PMC article.