Confessions of a sleep vampire - Short Sharp Science - New Scientist
<BR><A href='http://www.newscientist.com/blogs/shortsharpscience/2009/02/confessions-of-a-sleep-vampire.html'>http://www.newscientist.com/blogs/shortsharpscience/2009/02/confessions-of-a-sleep-vampire.html</a> 
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