labrini vasileiou athanasiou department of medicine, faculty of veterinary medicine, university of thessaly, karditsa, greece zoe polizopoulou diagnostic laboratory, faculty of veterinary medicine, aristotle university of thessaloniki, thessaloniki, greece maria rafaela kalafati department of medicine, faculty of veterinary medicine, university of thessaly, karditsa, greece george ntararas department of medicine, faculty of veterinary medicine, university of thessaly, karditsa, greece vasileios kontos national school of public health, department of veterinary public health, athens, greece

George Ntararas, Labrini Vasileiou Athanasiou, Maria Rafaela Kalafati Vasileios Kontos, Zoe Polizopoulou,