1. Wellness Institute, Northwestern Memorial Hospital diets. JAMA 1993; 270(8):967-974. Chicago, Illinois 60611 2. http://jennycraig.com. Accessed April24,2007.
2. George Washington University Weight Management Program 3. www.weightwatchers.com. Accessed April 24, 2007. Washington D.C. 20037-3077> 4. www.nutrisystem.com. Accessed April24,2007.
3. Weight Loss With Self-help Compared With a Structured Commercial Program