2Ronald Munson. Intervention And Reflection[M]. New York: Wadsworth, 2000.
3Shannon T A,Walter J J. The new genetic medicine theological and ethical reflections[M]. New York: Rowman & Littlefield, 2003.
4The President's Council on Bioethics. Human Cloning and Human Dignity: An Ethical Inquiry [M]. Washington: The President's Council on Bioethics,2002:20.