Illinois State Veterinary Medical Association | 1121 Chatham Road Springfield, IL 62704
Several resources with information about pet health, pet care, vaccinations, etc.

Animal Health
from the American Veterinary Medical Association.

Healthy Pets Healthy People
Health related risks to owning a pet from the National Center for Infectious Diseases.

Healthypet.com
An extensive pet care library and FAQs from the American Animal Hospital Association.

Vaccination FAQ
from the American Veterinary Medical Association.