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Zentek J, Buchheit-Renko S, Ferrara F, Vahjen W, Van Kessel AG, Pieper R.Zentek J, et al. Among authors: van kessel ag.Anim Health Res Rev. 2011 Jun;12(1):83-93. doi: 10.1017/S1466252311000089.Anim Health Res Rev. 2011.PMID: 21676342Review.
Stumpff F, Lodemann U, Van Kessel AG, Pieper R, Klingspor S, Wolf K, Martens H, Zentek J, Aschenbach JR.Stumpff F, et al. Among authors: van kessel ag.J Comp Physiol B. 2013 Dec;183(8):1053-63. doi: 10.1007/s00360-013-0771-2. Epub 2013 Jun 29.J Comp Physiol B. 2013.PMID: 23812549