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Fen Luo       Global attractivity of a SEIRS epidemic dynamical system with vaccination pulse and two time delays       Applied Mathematical Sciences, Vol. 7, 2013, no. 90, 4483-4491
      http://dx.doi.org/10.12988/ams.2013.36335
Copyright © 2013 Fen Luo. 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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