1. School of Medicine and Biomedical Sciences (ICBAS), University of Porto, Rua de Jorge Viterbo Ferreira n.° 228, 4050-313 Porto, Portugal
2. Cytology and Hematology Diagnostic Services, School of Medicine and Biomedical Sciences (ICBAS), University of Porto, Porto, Portugal
3. Centro de Investigação Vasco da Gama (CIVG), Escola Universitária Vasco da Gama (EUVG), Coimbra, Portugal
4. Department of Veterinary Clinics, School of Medicine and Biomedical Sciences (ICBAS), University of Porto, Porto, Portugal