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Pierron A, Alassane-Kpembi I, Oswald IP.Pierron A, et al.Porcine Health Manag. 2016 Sep 14;2:21. doi: 10.1186/s40813-016-0041-2. eCollection 2016.Porcine Health Manag. 2016.PMID: 28405447Free PMC article.Review.