[On passive immunity against leptospirosis in piglets].
D000818:Animals; D007112:Immunity, Maternally-Acquired; D007922:Leptospirosis / Q000276:immunology / Q000662:veterinary*; D013552:Swine; D013553:Swine Diseases / Q000276:immunology*
O passivnom immunitete protiv leptospiroza u porosiat.