www.aahanet.org 
The American Animal Hospital Association formulated the 2006 Canine Vaccine Guidelines.

    www.aaep.org 
A site of the American Association of Equine Practitioners (AAEP); a large professional association of equine veterinarians.

    www.agrolabo.it 
A company providing diagnostic, therapeutic and nutritional products for livestock and companion animals.

    www.cavaliersonline.com 
Cavaliers on line! New Approach to Vaccination of the Canine (an article).

    www.dr-addie.com 
Information on Feline Infectious Peritonitis and Corona Virus.

    www.fabcats.org 
Feline Advisory Bureau: Advice regarding feline diseases/treatments.

    www.ivis.org 
IVIS is a non-profit organization providing up-to-date, clinically relevant information to practicing veterinarians, veterinary students and scientists active in animal health and research.

    www.orgenics.com 
Orgenics provides products for medical laboratories (diagnostic tests).

    www.canine-epilepsy-guardian-angels.com 
Take the Titer Test: Testing a Dog’s Serum Antibody Titers Can Prevent Overvaccinating (an article).

    www.thepetcenter.com 
The internet animal hospital - Vaccinating your own pet: What you should you know.

    www.vancouveranimalwellness.com 
Vancouver Animal Wellness Hospital - Vaccination Issues in Dogs and Cats- An article  by Michael Goldberg, DVM, CVH.

    www.vetz.co.nz 
Puppy Vaccination Guidelines by the Anderson’s Veterinary Hospital, and more.