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Chesen AB, Dabareiner RM, Chaffin MK, Carter GK.Chesen AB, et al. Among authors: chaffin mk.J Am Vet Med Assoc. 2009 Jun 1;234(11):1432-6. doi: 10.2460/javma.234.11.1432.J Am Vet Med Assoc. 2009.PMID: 19480624Free article.