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. 2015 Feb 10;11:29. doi: 10.1186/s12917-015-0342-8

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© Chamorro et al.; licensee BioMed Central. 2015

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Total proportion of calves with a positive virus isolation result in WBC and serum samples at each time point after challenge with BVDV 2 1373. The proportion of vaccinated (B, C and D) and control (A) calves with positive virus isolation WBC or serum samples at each time point (day) after challenge with BVDV 2 1373 was higher and more frequent in the control group (A) compared with groups B and C and D. The star *sign refers to statistical significance (P < 0.05).