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Published online 27 August 2004 | Nature | doi:10.1038/news040823-15
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IVF embryos meet contrasting fates
Confusion reigns over how US fertility clinics deal with their 'waste'.
What happens to the human embryos created during in vitro fertilization that do not get implanted? A study of IVF clinics in the United States has revealed that they meet incredibly varied fates.
The possibility of using stem cells from human embryos has sparked fierce debate over the moral status of these tiny balls of cells.
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