[Veterinary problems in swine production in the U.S.A].
D000818:Animals; D001947:Breeding; D008460:Meat; D013552:Swine; D013553:Swine Diseases / Q000517:prevention & control*; D014481:United States; D014730:Veterinary Medicine
Tierärztliche Probleme der Schweinehaltung in den USA.