1. Department of Food Safety, Nutrition and Veterinary Public Health; Istituto Superiore di Sanità; Rome Italy
2. Department of Sciences; University Roma Tre; Rome Italy
3. Department of Veterinary Medical Sciences; University of Bologna; Ozzano dell'Emilia Italy
4. Zooprophylaxis and Research Institute of Latium and Tuscany “M. Aleandri’’; Viterbo Italy
5. Italian National Institute for Environmental Protection and Research; Ozzano dell'Emilia Italy