[Judgement on the self vaccination of swine rule].
de Groot
Hugo
H
D000822:Animal Husbandry / Q000331:legislation & jurisprudence* / Q000379:methods; D000818:Animals; D006801:Humans; D007886:Legislation, Veterinary; D009426:Netherlands; D013552:Swine; D013553:Swine Diseases / Q000517:prevention & control*; D014611:Vaccination / Q000331:legislation & jurisprudence / Q000662:veterinary*