title: Public health. Is live smallpox lurking in the Arctic?
authors.forename: Richard
authors.initials: R
authors.lastname: Stone
mesh_terms: D001110:Arctic Regions; D023482:Bioterrorism; D005615:Freezing; D007391:International Cooperation; D009106:Mummies / Q000821:virology*; D012109:Research Support as Topic; D012426:Russia; D012899:Smallpox / Q000821:virology*; D014481:United States; D012901:Variola virus / Q000235:genetics / Q000302:isolation & purification* / Q000502:physiology