History of pandemics

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Across
  1. 2. Where was COVID-19 first discovered?
  2. 4. delhi region to be hit the strongest by first wave of covid-19
  3. 5. limit close contact with others , staying about____ feet away
Down
  1. 1. which pandemic did doctors wear these?
  2. 3. An important warning signs of covid-19 is difficulty or _____ of breath
  3. 5. what year did the spanish flu break out?