1. American College of Sports Medicine 2010 Exercise is medicine™ physical activity facts http://www.acsm.org/physicalactivity
2. Standards of medical care in diabetes-2010;American Diabetes Association;Diabetes Care,2010
3. Revisiting the level of evidence in randomized controlled clinical trials: A simulation approach;Bajard;Contemporary Clinical Trials,2009
4. Physical activity/exercise training in type 2 diabetes. The role of the Italian Diabetes and Exercise Study;Balducci;Diabetes/Metabolism Research and Reviews,2009