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Gray H, Davies R, Bright A, Rayner A, Asher L.Gray H, et al.Front Vet Sci. 2020 Dec 10;7:616836. doi: 10.3389/fvets.2020.616836. eCollection 2020.Front Vet Sci. 2020.PMID: 33363246Free PMC article.
Bushby EV, Friel M, Goold C, Gray H, Smith L, Collins LM.Bushby EV, et al.Front Vet Sci. 2018 Aug 17;5:193. doi: 10.3389/fvets.2018.00193. eCollection 2018.Front Vet Sci. 2018.PMID: 30175105Free PMC article.Review.