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Bryant JE, Brown MP, Gronwall RR, Merritt KA.Bryant JE, et al. Among authors: merritt ka.Equine Vet J. 2000 May;32(3):233-8. doi: 10.2746/042516400776563608.Equine Vet J. 2000.PMID: 10836479
Haines GR, Brown MP, Gronwall RR, Merritt KA, Baltzley LK.Haines GR, et al. Among authors: merritt ka.Can J Vet Res. 2001 Jul;65(3):181-7.Can J Vet Res. 2001.PMID: 11480524Free PMC article.
Meyer JC, Brown MP, Gronwall RR, Merritt K.Meyer JC, et al.Equine Vet J. 1992 Nov;24(6):485-6. doi: 10.1111/j.2042-3306.1992.tb02883.x.Equine Vet J. 1992.PMID: 1459066No abstract available.