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Correspondence

Nature 448, 408 (26 July 2007) | doi:10.1038/448408e; Published online 25 July 2007

Open Innovation Challenges

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Correction

PLoS One published just over 550 articles during its first six months, not 1,189 as stated in Correspondence 'Why are people reluctant to join in open review?' (Nature 447, 1052; doi:10.1038/4471052d 2007