Blackburn, Greider, and Szostak share Nobel [online]. Dolan DNA Learning Center, [cit. 2009-10-05]. Dostupné online. Archivované 2009-10-22 z originálu.
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Blackburn, Greider, and Szostak share Nobel [online]. Dolan DNA Learning Center, [cit. 2009-10-05]. Dostupné online. Archivované 2009-10-22 z originálu.