SueM in MN
combining the teacups with a roller coaster
- Joined
- Aug 23, 1999
- Messages
- 36,350
Here's an overview of Smallpox vaccine.If I am reading this article right, the boy contracted "Vaccinia virus. The smallpox vaccine contains a live virus, vaccinia, which is very similar to smallpox."
http://www.pbs.org/newshour/bb/health/jan-june07/vaccine_04-23.html
I wonder how much of a difference there is.
Here's an interesting history of smallpox.