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Nature 447, 236-237 (17 May 2007) | doi:10.1038/447236b; Published online 16 May 2007

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Modellers seek reason for low retraction rates

Declan Butler & Jenny Hogan

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How scientific literature is shaped by withdrawn manuscripts.

Computer scientists at Columbia University in New York have used a mathematical model to estimate the number of flawed scientific papers that go unretracted, and its relation to journal impact factors.In correspondence published in EMBO Reports (M.