1. World Health Organization. World Health Organization: 10 facts about diabetes. World Health Organization, Chronic Diseases and Health Promotion, Diabetes Unit. Geneva, Switzerland, September 2011. www.who.int/diabetes/en/index.html .
2. International Diabetes Federation. IDF Diabetes Atlas, 5th ed. Brussels, Belgium: International Diabetes Federation, 2011. www.idf.org/diabetesatlas .
3. Centers for Disease Control and Prevention. National diabetes fact sheet: national estimates and general information on diabetes and prediabetes in the United States, 2011. Atlanta: U.S. Department of Health and Human Services, Centers for Disease Control and Prevention; 2011.
4. American Diabetes Association. Diabetes Statistics: data from the 2011 National Diabetes Fact Sheet. American Diabetes Association, Alexandria, Virginia, 2011. www.diabetes.org/diabetes-basics/diabetes-statistics/ .
5. Bardach SH, Tarasenko YN, Schoenberg NE. The role of social support in multiple morbidity: self-management among rural residents. J Health Care Poor Underserved. 2011;22:756–71.