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Percentage (%) of samples from which M. haemolytica, P. multocida, and H. somni isolates were recovered at 1, 13, and 36 DOF. The number of samples submitted was n = 799 at 1 DOF, n = 798 at 13 DOF, and n = 80 at 36 DOF. Proportions are shown with 95% confidence intervals, adjusted for clustering by pen-cohort.
