1. World Health Organization. Diabetes. www.who.int/mediacentre/factsheets/fs312/en/ (accessed 2014 Mar 2).
2. Centers for Disease Control and Prevention. National diabetes fact sheet: national estimates and general information on diabetes and prediabetes in the United States, 2011. www.cdc.gov/diabetes/pubs/factsheet11.htm (accessed 2014 Mar 1).
3. National Institutes of Health. National Diabetes Information Clearinghouse (NDIC) national diabetes statistics, 2011. http://diabetes.niddk.nih.gov/dm/pubs/statistics/#Complications (accessed 2014 Mar 1).
4. Standards of medical care in diabetes—2014;American Diabetes Association;Diabetes Care,2014
5. American Association of Clinical Endocrinologists comprehensive diabetes management algorithm;Endocr Pract,2013