1. Istituto Zooprofilattico Sperimentale della Sicilia “A. Mirri”, Via Gino Marinuzzi 3, Palermo 90129, Italy
2. Department of Veterinary Sciences, University of Messina, Viale Palatucci, Messina 98168, Italy
3. Department of Veterinary Medicine, University of Bari, Strada Provinciale per Casamassima Km 3, Valenzano, Bari 70010, Italy
4. Department of Pathophysiology and Transplantation, Università degli Studi di Milano, Via Francesco Sforza 35, Milano 20122, Italy
5. Centre for Multidisciplinary Research in Health Science (MACH), Coordinate Research Centre EpiSoMI (Epidemiology and Molecular Surveillance of Infections), Università degli Studi di Milano, Milan, Italy
6. Istituto Zooprofilattico Sperimentale della Puglia e della Basilicata, Via Manfredonia 20, Foggia 71121, Italy