#bubonic_plague__bubonicplague  plague characterized by delirium and the formation of buboes
  supertype:  #plague  a serious (sometimes fatal) infection transmitted by the bite of an infected rat flea (especially bubonic plague)
  subtype:  #Black_Death__black_plague__blackplague  the epidemic form of bubonic plague experienced during the Middle Ages when it killed nearly half the people of western Europe

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