Fig. 2From: Effects of public and private health insurance on medical service utilization in the National Health Insurance System: National panel study in the Republic of KoreaNHI system in South Korea. NHIS: National Health Insurance Service. HIRA: Health Insurance Review & Assessment Service. MOHW: Ministry of Health and Welfare. Retrieved from http://www.nhis.or.kr/static/html/wbd/g/a/wbdga0401.html. (November 6, 2015)Back to article page