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The analyzed samples correspond to 7.5 to 8.4/fb of ppbar collisions at sqrt s = 1.96 TeV. Assuming the ratio of the production cross sections sigma(WZ) and sigma(ZZ) as predicted by the standard model, we measure the total VZ cross section to be sigma(VZ) = 5.0 +- 1.0 (stat) +1.3 -1.2 (syst) pb. 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