Citations

1. Alenza MDP, Pena L, Del Castillo N et al:  Factors influencing the incidence and prognosis of canine mammary tumours, J Small Anim Pract 41:287, 2000.
2. Overley B, Shofer FS, Goldschmidt MH et al:  Association between ovariohysterectomy and feline mammary carcinoma, J Vet Intern Med 19:560, 2005