Veterinary Clinics of North America is comprised of several series. Each volume has a unique title and a volume/number within the series. For example, Clinical Pathology and Sample Collection is also Veterinary Clinics of North America: Exotic Animal Practice, volume 2 number 3.
Listed from least to most recent. Clicking the title will take you to the electronic resource, where available; you'll also see indication of availability of print.
Here's a link to the table of contents of articles indexed in PubMed.