title: Black Death.
mesh_terms: D004269:DNA, Bacterial / Q000302:isolation & purification; D003782:Dental Pulp / Q000382:microbiology; D004196:Disease Outbreaks / Q000266:history; D005060:Europe / Q000453:epidemiology; D049691:History, Medieval; D006801:Humans; D010930:Plague / Q000453:epidemiology / Q000266:history* / Q000382:microbiology; D016133:Polymerase Chain Reaction; D015010:Yersinia pestis / Q000235:genetics / Q000302:isolation & purification*
chemical_list: D004269:DNA, Bacterial