title: Animal health risk assessment in theory and practice.
authors.affiliation: USDA, Animal and Plant Health Inspection Service, Riverdale, MD 20737, USA.
authors.forename: R W
authors.initials: RW
authors.lastname: Fite
mesh_terms: D000818:Animals; D006734:Horse Diseases / Q000517:prevention & control; D006736:Horses; D006801:Humans; D011790:Quarantine / Q000331:legislation & jurisprudence / Q000662:veterinary*; D018570:Risk Assessment / Q000379:methods*; D014481:United States; D016885:United States Department of Agriculture / Q000331:legislation & jurisprudence*