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May T, Williams JE, Caton JS.May T, et al. Among authors: caton js.J Anim Sci. 1991 Aug;69(8):3425-34. doi: 10.2527/1991.6983425x.J Anim Sci. 1991.PMID: 1894577
May T, Williams JE, Caton JS, Beaver EE.May T, et al. Among authors: caton js.J Anim Sci. 1990 Nov;68(11):3886-96. doi: 10.2527/1990.68113886x.J Anim Sci. 1990.PMID: 2175748