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APA Citation
Yi, R., Zhang, R., Liu, H., Li, X., & Bao, J. (n.d.). pSV-21 The behavior, physiology and immunity of pregnant sows housed in individual crate with different frequency of sham-chewing. Journal of animal science, 98, 223–224. http://access.bl.uk/ark:/81055/vdc_100116621616.0x000054