Veterinary practitioners are the cornerstone of foreign animal disease (FAD) surveillance in the United States, said Eileen Ostlund, DVM, PhD, head of the equine and ovine viruses section at the Diagnostic Virology Laboratory, National”P>Veterinary practitioners are the cornerstone of foreign animal disease (FAD) surveillance in the United States, said Eileen Ostlund, DVM, PhD, head of the equine and ovine viruses section at the Diagnostic Virology Laboratory, Natio”>Veterinary practitioners are the cornerstone of foreign animal disease (FAD) surveillance in the United States, said Eileen Ostlund, DVM, PhD, head of the equine and ovine viruses section at the Diagnostic Virology Laboratory, Nat”Veterinary practitioners are the cornerstone of foreign animal disease (FAD) surveillance in the United States, said Eileen Ostlund, DVM, PhD, head of the equine and ovine viruses section at the Diagnostic Virology Laboratory, Na”Veterinary practitioners are the cornerstone of foreign animal disease (FAD) surveillance in the United States, said Eileen Ostlund, DVM, PhD, head of the equine and ovine viruses section at the Diagnostic Virology Laboratory, Na”eterinary practitioners are the cornerstone of foreign animal disease (FAD) surveillance in the United States, said E”terinar