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Computational and Mathematical Methods in Medicine
Volume 2011 (2011), Article ID 527610, 17 pages
http://dx.doi.org/10.1155/2011/527610
Review Article

The Failure of 𝑅 0

1Department of Mathematics, Pennsylvania State University, University Park, State College, PA 16802, USA
2School of Mathematics and Statistics, University of Sheffield, Hicks Building, Hounsfield Road, Sheffield S3 7RH, UK
3Department of Mathematics and Faculty of Medicine, The University of Ottawa, 585 King Edward Avenue, Ottawa ON, Canada K1N 6N5

Received 30 January 2011; Revised 18 May 2011; Accepted 18 May 2011

Academic Editor: Haitao Chu

Copyright © 2011 Jing Li et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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