Across
- 3. An occurrence of a disease or infection over a country or the world at a certain time
- 5. A bustling city in China
- 6. An infectious agent molecule that multiplied off of living cells
- 7. A state, Period, or place where an infectious disease may be placed
Down
- 1. A substance used to stimulate immunity to a certain disease or virus
- 2. A physical distance maintained from one another to keep from spread of infection
- 4. A sudden start of something unwelcome, such as disease or war