2003 Equine WNV Outlook for the United States
The U.S. Department of Agriculture (USDA) Center for Epidemiology and
Animal Health, a part of USDA’s Animal and Plant Health Inspection
Service’s (APHIS) Veterinary Services program (VS), recently released its
outlook for the occurrence of West Nile virus (WNV) in equids during 2003.
The outlook discusses factors that influence the viral threat to equids and
resistance of



