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The Under-Appreciated Rodent: Harbingers of Plague From …
Rats and Plague, from a 1911 issue of - Scientific American
Common Diseases of the 18th and 19th Century
A breakthrough study suggests that rats weren't to blame for …
When bubonic plague first struck America, officials tried to …
THE GLOBAL WAR AGAINST THE RAT - Visual plague: the …
Diseases and epidemics of the 19th century - Wikipedia
Plague in San Francisco: rats, racism and reform - Nature
Diseases Transmitted by Man's Worst Friend: the Rat - PubMed