Across
- 1. immunize annually for this
- 6. first VPD
- 7. VPD also called the 100-day cough
- 8. president who had a child who died from diphtheria
Down
- 2. president who contracted smallpox
- 3. VPD not affected by herd immunity
- 4. fever and soreness at injection site
- 5. president known for having polio
- 9. vaccine no longer available for this disease