Smallpox Vaccine

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Across
  1. 3. Common initial symptom of smallpox
  2. 4. A virus related to smallpox, but less serious
  3. 7. This type of smallpox is usually fatal
  4. 9. This type of needle is used to administer the smallpox vaccine
  5. 11. The vaccine for this virus is given as an inactive or "dead" vaccine
  6. 13. Proteins deployed by the immune system to combat illness
  7. 14. Viewed as one of the most successful advancements in medical history
  8. 15. The most common type of variola major smallpox
Down
  1. 1. Smallpox is caused by this virus
  2. 2. "The Father of Immunology"
  3. 5. The initial period in which the symptoms of smallpox are not exhibited
  4. 6. Identified by the immune system as foreign substances, possibly viruses or bacteria
  5. 8. Inoculated with cowpox and smallpox virus as part of an experiment
  6. 10. The 3rd stage of smallpox results in the development of this
  7. 12. Showed greater resistance to smallpox