The Lancet
Feb 27, 2010  Volume 375  Number 9716  Pages 697 – 776
http://www.thelancet.com/journals/lancet/issue/current

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Time for fair trade in research data
Elizabeth Pisani, James Whitworth, Basia Zaba, Carla Abou-Zahr
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Geneticists, astrophysicists, and molecular biologists routinely share research data with colleagues and rivals alike. The reason is that scientists and their funders know we will understand complex issues sooner if people build on one another’s work.1,2 Yet scientists in the complex area of public health have been left behind in the data-sharing revolution.