Cause of Covid in 21th

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Across
  1. 2. Easy way to communication with each others
  2. 5. Where was covid 19 discovered?
  3. 8. Who is the scientist that developed the Pfizer COVID-19 vaccine?
  4. 10. Where is medical training for practitioners in covid-19?
Down
  1. 1. Who is the scientist that developed the Moderna COVID-19 vaccine?
  2. 3. Things to prevent virus from entering
  3. 4. How to prevent the covid-19
  4. 6. What major is this cause death
  5. 7. Things to prevent covid
  6. 9. Symptoms of covid