In Nature 438, published online 14 December 2005. The original and updated Nature investigation can be found at www.nature.com/news/2005/051212/full/438900a.html (accessed 30 November, 2006).
Internet Encyclopaedias go head to head
In Nature 438, published online 14 December 2005. The original and updated Nature investigation can be found at www.nature.com/news/2005/051212/full/438900a.html (accessed 30 November, 2006).