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Eric Walker added How Pandemics End - The New York Times to a number of topics

Eric Walker added Plague to Bubonic plague

Eric Walker added a number of topics and a number of links to Bubonic plague, and added Bubonic plague to Bacterial infection and Yersinia pestis

Eric Walker added a number of links to Black Death, and added Black Death to Bubonic plague and Outbreaks, epidemics and pandemics