North American Association for the Study of Obesity (NAASO)
http://www.naaso.org

Weight Loss Surgery Options
http://www.weightlosssurgeryoptions.com

Obesity Law and Advocacy Center
http://obesitylaw.com

American Diabetes Association (ADA)
http://www.diabetes.org

American Society of Bariatric Physicians (ASBP)
http://www.asbp.org

National Heart, Lung and Blood Institute (NHLBI), National Institutes of Health
http://www.nhlbi.nih.gov

National Library of Medicine (NLM), National Institutes of Health
http://www.nlm.nih.gov