1. Istituto Zooprofilattico Sperimentale della Lombardia e dell’Emilia-Romagna, Brescia, Italy
2. Public Health Service, Emilia-Romagna Region, Bologna, Italy
3. Centro Agricoltura Ambiente ‘G Nicoli’, Crevalcore, Italy
4. Unit of Clinical Microbiology, Regional Reference Centre for Microbiological Emergencies (CRREM), St. Orsola-Malpighi University Hospital, Bologna, Italy
5. Veterinary and Food Hygiene Service, Emilia-Romagna Region, Bologna, Italy
6. Unit of Microbiology, Greater Romagna Area Hub Laboratory, Pievesestina, Italy