Trelford, J D Considerations of the amnion as an autograft and as an allograft in sheep. A preliminary report. [electronic resource] - Journal of medicine 1972 - 231-41 p. digital Publication Type: Journal Article ISSN: 0025-7850 Subjects--Topical Terms: Amnion--pathologyAnimalsFemaleMetaplasia--pathologyPregnancySheepTransplantation, AutologousTransplantation, Homologous