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pandemics - Coggle Diagram
pandemics
covid 19
sri lanka
india
pakistan
iran
vietnam
turkey
japan
US
south korea
russia
philipines
UAE
thailand
saudi
italy
jordan
central america
africa
canada
egypt
spain
europe
china
1918 "spanish flu"
germany
russia
south america
iran(mesopotamia)
US
spain
canada
italy
france
austria
new england
asia
chinease workers
india
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