The American Animal Hospital Association (AAHA) is the only exclusive companion animal organization that accredits small animal hospitals throughout the U.S. and Canada. AAHA accredits these small animal hospitals using the AAHA Standards of Accreditation, an evaluation based on 900 standards in various areas. Because of the AAHA Standards of Accreditation, you can be sure that your pet will receive top-quality pet care at an AAHA-accredited hospital.