http://www.nature.com/nature/journal/v455/n7214/full/455708a.html
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_________________
Jim Croft ~ jim.croft at gmail.com ~ +61-2-62509499 ~
http://www.google.com/profiles/jim.croft
... in pursuit of the meaning of leaf ...
... 'All is leaf' ('Alles ist Blatt') - Goethe