Proof of prior vaccination required for 3 year rabies. (vetcoclinics.com)
Although prior vaccination may modestly lower clinical protection from vaccination in the current year, annual vaccination is still the best way for people to protect themselves from the flu. (sciencedaily.com)
There are a number of things your veterinarian may want to vaccinate your pet for depending on your pets age, prior vaccination history, environment and so forth. (caninejournal.com)