Kelley, G W Passive immunity to Ascaris suum transferred in colostrum from sows to their offspring. [electronic resource] - American journal of veterinary research Jul 1965 - 948-50 p. digital Publication Type: Journal Article ISSN: 0002-9645 Subjects--Topical Terms: AnimalsAscariasis--veterinaryColostrumFemaleImmunityImmunity, Maternally-AcquiredPregnancySwineSwine Diseases--immunologygamma-Globulins