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Green SL, Bouley DM, Tolwani RJ, Waggie KS, Lifland BD, Otto GM, Ferrell JE Jr.Green SL, et al. Among authors: tolwani rj.J Am Vet Med Assoc. 1999 Jun 15;214(12):1833-8, 1792-3.J Am Vet Med Assoc. 1999.PMID: 10382028