A. Egenvall, A. Nødtvedt, J. Häggström, B. Ström Holst, L. Möller e B N. Bonnett, Mortality of Life-Insured Swedish Cats during 1999—2006: Age, Breed, Sex, and Diagnosis, in Journal of Veterinary Internal Medicine, vol. 23, 6ª ed., 2009, 1175–1183, DOI:10.1111/j.1939-1676.2009.0396.x, PMID19780926.
A. Egenvall, A. Nødtvedt, J. Häggström, B. Ström Holst, L. Möller e B N. Bonnett, Mortality of Life-Insured Swedish Cats during 1999—2006: Age, Breed, Sex, and Diagnosis, in Journal of Veterinary Internal Medicine, vol. 23, 6ª ed., 2009, 1175–1183, DOI:10.1111/j.1939-1676.2009.0396.x, PMID19780926.