here are a few links for you. if you type tetanus vaccine into google then thousands of links will come up for you to look at.

http://www.vaccinetruth.org/page_8.htm

http://www.thinktwice.com/tetanus.htm

http://nccn.net/~wwithin/tetanus.htm

http://www.cdc.gov/vaccines/vpd-vac/tetanus/default.htm

http://www.umm.edu/ency/article/002031.htm