Over the years I've become more and more informed about vac's.
I wish I knew years ago what I know now - I wouldn't have given the vac's
I wish i had found a good homeopath for my kids, rather than inject them with all the stuff in the vac's.

The Truth About Vaccines by Terri L. Saunders - is very interesting
NVIC Launches Research Fund To Study Health & Vaccination - also might interest you.
Homoeoprophylaxis – a Proven Alternative to Vaccination By Dr Isaac Golden

But at the end of the day the choice is yours. It's what you feel you are willing to do and which side of the "argument" holds more risks vs benefits.