Andrea W. Thorp, MD, David L. Schriger, MD, MPH

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Presentation transcript:

Citations to Web Pages in Scientific Articles: The Permanence of Archived References Andrea W. Thorp, MD, David L. Schriger, MD, MPH Annals of Emergency Medicine Volume 57, Issue 2, Pages 165-168 (February 2011) DOI: 10.1016/j.annemergmed.2010.11.029 Copyright © 2010 American College of Emergency Physicians Terms and Conditions

Figure 1 Flow diagram of URLs found in Annals of Emergency Medicine. Annals of Emergency Medicine 2011 57, 165-168DOI: (10.1016/j.annemergmed.2010.11.029) Copyright © 2010 American College of Emergency Physicians Terms and Conditions

Figure 2 The numbers in parentheses represent the number of URLs that disappeared during that period. Of the 144 original URLs, 21 were already lost when checked on the week after their online publication. An additional 14 original URLs were lost between 1 week and 3 months. The 139 starting point represents the 144 minus 5 that could not be archived with WebCite. Of the 123 URLs that were active at 1 week, 5 could not be Web cited. The remaining 118 WebCite URLs remained operational throughout the 18-month study period. Annals of Emergency Medicine 2011 57, 165-168DOI: (10.1016/j.annemergmed.2010.11.029) Copyright © 2010 American College of Emergency Physicians Terms and Conditions