www.diabetes.org – American Diabetes Association

www.cancer.org – American Cancer Society

www.americanheart.org – American Heart Association

www.charitonchamber.com - Chariton Chamber

www.ihaonline.org - Iowa Hospital Association

www.stroke.org – National Stroke Association

http://www.nlm.nih.gov/medlineplus/encyclopedia.html - Medline Plus: Medical Encyclopedia