Cardiology Associates

www.cardassoc.com

Heart Rhythm Society

www.hrsonline.org

Cardiosmart.org
Patient education site of the American College of Cardiology
www.cardiosmart.org

A-Fib.com
Resource for patients with Atrial Fibrillation
www.a-fib.com

medlineplus.gov
Service of the National Library of Medicine
www.medlineplus.gov

Heart.org
American Heart Association
www.heart.org