Toxoid
A short
wiki link on the subject can be found at:
http://en.wikipedia.org/wiki/Toxoid
A 1930's poster
A wiki link
on diphtheria can be found at:
http://en.wikipedia.org/wiki/Diphtheria
Another link
on diphtheria can be found at: http://kidshealth.org/parent/infections/lung/diphtheria.html
There are
many other links on diphtheria, also.

No comments:
Post a Comment