Mitchell, J. A., Brooks, H. W., Szladovits, B., Erles, K., Gibbons, R., Shields, S., & Brownlie, J. Tropism and pathological findings associated with canine respiratory coronavirus (CRCoV). VETERINARY MICROBIOLOGY, 162(2-4), 582-594. https://doi.org/10.1016/j.vetmic.2012.11.025