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The dangers of diagnostic monopolies

In the first of two commentaries on intellectual property, Robert Cook-Deegan, Subhashini Chandrasekharan and Misha Angrist show how the United States can address glitches with exclusive licences.

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This article represents the authors' opinions and not those of the Secretary's Advisory Committee for Genetics, Health and Society or its task force. See Editorial, page 386 , and online at .

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Cook-Deegan, R., Chandrasekharan, S. & Angrist, M. The dangers of diagnostic monopolies. Nature 458, 405–406 (2009).

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