Larsson, M. H. M. A., M. Iwasaki, S. da S. Crochik, S. M. Oliveira, and M. Preterote. “Cocker Spaniel Cardiomyopathy”. Brazilian Journal of Veterinary Research and Animal Science, vol. 33, no. 4, Dec. 1996, pp. 226-30, doi:10.11606/issn.2318-3659.v33i4p226-230.