Canine Spindle Cell Mammary Tumours: Diagnosis, Grading and Clinical Behaviour. Issue 1 (January 2017) - Alonso, A.; Ramos, A.; Roccabianca, P.; Pérez-Alenza, M.D.; Tecilla, M.; Avallone, G.; Garrido, M.; Gama, A.; Peña, L.