Gilbertson-Beadling, S K Placental and fetal development in straightbred and reciprocal crosses of Yorkshire and Ossabaw swine. [electronic resource] - Growth, development, and aging : GDA 1988 - 97-101 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1041-1232 Subjects--Topical Terms: AnimalsCrosses, GeneticEmbryonic and Fetal DevelopmentFemaleMaleOrgan SizePlacenta--anatomy & histologySwine--growth & development