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. 2022 Jul 29;9:937141. doi: 10.3389/fvets.2022.937141

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Copyright © 2022 Johnson, McLeod, Campbell, Rousseau, Larson and Waldner.

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Flow chart depicting the process for testing serum samples with MAP ELISA and pools of five fecal samples with PCR as well as the method by which a subset of fecal samples was selected for further testing with individual PCR.