The History of Plague – Part 1. The Three Great Pandemics
Plague is an acute infectious disease caused by the bacillus Yersinia pestis and is still endemic in indigenous rodent populations of South and North America, Africa and Central Asia. In epidemics plague is transmitted to humans by the bite of the Oriental or Indian rat flea and the human flea. The primary hosts of the … Continue reading The History of Plague – Part 1. The Three Great Pandemics
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