1 Experimental Zooprophylactic Institute of Abruzzo and Molise G. Caporale, Teramo, Italy.
2 National Center for Animal and Plant Health (CENSA), WOAH Collaborating Center for the Reduction of the Risk of Disasters, San José de las Lajas, Mayabeque, Cuba.
3 Oak Ridge National Laboratory (DOE), Oak Ridge, TN, United States.
4 Center for Animal Disease Modeling and Surveillance, School of Veterinary Medicine, University of California, Davis, Davis, CA, United States.