Across
- 1. fluid in the body that is extracted during variolation
- 3. agency founded in 1948 by all the nations to maintain global health and safety
- 6. complete removal or destruction of a thing
- 9. medicinal practice where an infection is given to a healthy person for immunity
- 10. English doctor who discovered vaccination
- 11. the variola virus, leaving rashes and fever, eradicated in 1980
Down
- 1. massive occurrence of a disease
- 2. practice where antibodies are given to a person for immunity
- 4. person with the last case of smallpox in 1977
- 5. substance that provided immunity towards a disease
- 7. a pox similar to smallpox that could be used as an antibody for immunity
- 8. last person to pass away of smallpox in 1978