Motivation as an approach to disease control.
D000820:Animal Diseases / Q000517:prevention & control*; D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000517:prevention & control; D006691:Classical Swine Fever / Q000517:prevention & control; D006077:Government Agencies; D007886:Legislation, Veterinary; D009042:Motivation; D009521:Newcastle Disease / Q000517:prevention & control; D013552:Swine; D014481:United States