Rabies 'over-vaccination' targeted in Delaware by Marc Selinger, The Examiner 7/2/12
http://www.examiner.com/article/rabi...geted-delaware
"Sen. Karen Peterson, the measure’s main sponsor. “It is needed because some veterinarians tell their clients that rabies shots must be administered annually when, in fact, they are using three-year vaccines. This practice can and has resulted in the deaths of dogs who were over-vaccinated.”