American Veterinary Medical Association
https://www.avma.org/public/Pages/default.aspx
American Animal Hospital Association
https://www.aaha.org/default.aspx
American Board of Veterinary Practitioners
www.abvp.com
American Society for the Prevention of Cruelty to Animals
https://www.aspca.org/
The Humane Society
Center for Veterinary Medicine- U.S. Food and Drug Administration
www.fda.gov/cvm/