1. Organization for Economic Co-operation and Development. OECD obesity update 2014 [Internet]. Paris. OECD. c2017. cited 2017 Jun 19. Available from: http://www.oecd.org/health/obesity-update.htm
2. Korean Society for the Study of Obesity. 2016 Obesity fact sheet [Internet]. Seoul. Korean Society for the Study of Obesity. 2017. cited 2017 Jun 19. Available from: http://www.kosso.or.kr
3. Task Force Team for Basic Statistical Study of Korean Diabetes Mellitus from the Korean Diabetes Association. Diabetes fact sheet in Korea 2015 [Internet]. Seoul. Korean Diabetes Association. c2011. cited 2017 Jun 19. Available from: http://www.diabetes.or.kr
4. Metabolic Surgery in the Treatment Algorithm for Type 2 Diabetes: A Joint Statement by International Diabetes Organizations
5. Korean Diabetes Association. Treatment guideline for diabetes 2015 [Internet]. Seoul. Korean Diabetes Association. c2011. cited 2017 Jun 19. Available from: http://www.diabetes.or.kr