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Anderson KL, Smith AR, Spahr SL, Gustafsson BK, Hixon JE, Weston PG, Jaster EH, Shanks RD, Whitmore HL.Anderson KL, et al. Among authors: spahr sl.Am J Vet Res. 1983 Apr;44(4):677-80.Am J Vet Res. 1983.PMID: 6869964