Veterinary Information Network Mountainside Veterinary Hospital is pleased to provide you with this link to Veterinary Information Network. It is an online library of accurate, veterinarian approved information. You will have access to hundreds of useful articles and information on any subject regarding your pet’s health. To get information on the subject you are looking for; simply enter a word or words in the search box regarding the topic you want information on. (Example: dental disease, heartworms, obesity, etc.).