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Korea Institute for Health and Social Affairs, 2018-01, Research in Brief, no. 27, pp. 1 - 7
한국보건사회연구원, 2018-12-31, 보건사회연구 제38권 제4호, pp.431-464
한국보건사회연구원, 2018-09-17, 보건복지 Issue & Focus 353호, pp.1-8