American Association of Poison Control Centers

American Heart Association

American Stroke Association

American Cancer Society

American Orthopedic Association

National Multiple Sclerosis Society

American Diabetes Association

Web MD

American Academy of Dermatology

American Lung Association

National Kidney Foundation

American Pain Society

American Academy of Emergency Medicine

American academy of Pediatrics

American Geriatrics Society

American Psychiatric Association

Autism Society

Gastroenterology and Hepatology Association

American Chiropractic Association

Centers for Disease Control