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Shaw JR, Bonnett BN, Roter DL, Adams CL, Larson S.Shaw JR, et al. Among authors: roter dl.J Am Vet Med Assoc. 2012 Jul 1;241(1):81-8. doi: 10.2460/javma.241.1.81.J Am Vet Med Assoc. 2012.PMID: 22720991Free article.
Ratanawongsa N, Roter D, Beach MC, Laird SL, Larson SM, Carson KA, Cooper LA.Ratanawongsa N, et al.J Gen Intern Med. 2008 Oct;23(10):1581-8. doi: 10.1007/s11606-008-0702-1. Epub 2008 Jul 10.J Gen Intern Med. 2008.PMID: 18618195Free PMC article.