Exporting and importing pigs: the problems and risks.
D000822:Animal Husbandry / Q000592:standards*; D000818:Animals; D003132:Commerce; D005060:Europe; D007391:International Cooperation; D007886:Legislation, Veterinary; D012306:Risk; D013552:Swine; D013553:Swine Diseases / Q000517:prevention & control*; D006113:United Kingdom