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Published online 22 March 2005 | Nature | doi:10.1038/news050321-5

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Right-to-die case highlights brain mysteries

Researchers still far from full understanding of vegetative states.

The bitter wrangle over the fate of an American brain-damaged woman has thrown up both legal and ethical conundrums. But it has also highlighted neurologists' dearth of knowledge about the brain's workings after injury.

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