Mitchell, C B Old MacDonald had an embryo pharm, E, I, E, I, Oh? [electronic resource] - Ethics & medicine : a Christian perspective on issues in bioethics 2001 - 131-2 p. digital Publication Type: Journal Article ISSN: 0266-688X Subjects--Topical Terms: Cloning, Organism--ethicsCommerceCommodificationEmbryo Research--economicsEmbryo, Mammalian--cytologyHumansIndustryStem Cells