1. Unit of Microbiology, Department of Life and Environmental Sciences, Polytechnic University of Marche , Ancona , Italy
2. Unit of Microbiology, Department of Biomedical Sciences and Public Health, Polytechnic University of Marche Medical School , Ancona , Italy
3. Department of Diagnostics and Public Health, Verona University , Verona , Italy
4. Clinical Microbiology Laboratory, Azienda Ospedaliero-Universitaria ‘Ospedali Riuniti’ , Ancona , Italy
5. Department of Basic Veterinary, College of Veterinary Medicine, Henan Agricultural University , Zhengzhou , People’s Republic of China