Ladies and Gentlemen,
For your education and entertainment, we are pleased to present an
online tutorial about the eradication of poliomyelitis, "Siptah's
Revenge":
http://www-micro.msb.le.ac.uk/Tutorials/polio/polio1.html
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Dr Alan J. Cann PhD, Department of Microbiology & Immunology,
University of Leicester, P.O. Box 138, Medical Sciences Building,
University Road, Leicester LE1 9HN, UK.
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