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. 2006 Dec 5;35(Database issue):D3–D4. doi: 10.1093/nar/gkl1008

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Published by Oxford University Press 2006

This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/2.0/uk/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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The total number of full-text HTML downloads (closed squares) and literature citations (open squares) as function of the number of the PDF downloads for 142 papers in the 2004 NAR database issue.