Sign up for PNAS Online eTocs
Link: Info for AuthorsLink: Editorial BoardLink: AboutLink: SubscribeLink: AdvertiseLink: ContactLink: Sitemap Link: PNAS Home
Proceedings of the National Academy of Sciences
Link: Current Issue "" Link: Archives "" Link: Online Submission ""  Link: Advanced Search



Supplemental Terms of use for
the Proceedings of the National Academy of Sciences (PNAS)

Also see Author Rights and Permissions

[in connection with the National Library of Medicine’s PubMed Central]

  1. Users accessing the Proceedings of the National Academy of Sciences (“PNAS”) on any website or database of the National Library of Medicine (“NLM”) may view, reproduce, or store copies of articles from PNAS, provided that the information is only for their personal, noncommercial use. Any copies of PNAS, in whole or in part, must include the copyright notice substantially as set forth in the issue or volume of PNAS that is being copied.
  2. Except for uses consistent with the "Fair Use" limitations of U.S. Copyright Law, the person using or accessing PNAS may not: (i) distribute a copy (electronic or otherwise) without the written permission of the National Academy of Sciences, (ii) alter a copy of any retrieved, printed, or stored document or file from this server, or (iii) charge for a copy (electronic or otherwise) of any article or substantial portion thereof.
  3. Any use of PNAS in whole or in part should include customary bibliographic citation, including author attribution, date, article title, Proceedings of the National Academy of Sciences Online, and the URL www.pnas.org.
  4. For permission to copy beyond that permitted by Section 107 or 108 of the U.S. Copyright Law and to reprint articles, contact the Copyright Clearance Center for volumes beginning with Vol. 90 (1993). The individual authors of articles should be contacted for Vols. 1 (1915) through 89 (1992).
  5. This publication is an electronic edition of the printed edition of PNAS. THIS PUBLICATION IS PROVIDED “AS IS” WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. This online edition may not contain all of the information and material contained in the printed edition, the information it contains may not necessarily be as current as the printed edition, and in certain instances may be inaccurate or incorrect. The online edition of PNAS officially published by the National Academy of Sciences is the version of record. In no event shall the National Academy of Sciences be liable for any special, incidental, indirect, or consequential damages of any kind, or any damages whatsoever resulting from loss of use, data, or profits, whether or not advised of the possibility of damage, and on any theory of liability, arising out of or in connection with the use or performance of this information.
  6. Descriptions of, or references to, products or publications does not imply endorsement of that product or publication.

Current Issue | Archives | Online Submission | Info for Authors | Editorial Board | About
Subscribe | Advertise | Contact | Site Map

Copyright © 2008 by the National Academy of Sciences