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Korea Institute for Health and Social Affairs, 2019, Research in Brief, no. 44, pp. 1 - 9
한국보건사회연구원, 2019-09-30, 보건사회연구 제39권 제3호, pp.5-8
한국보건사회연구원, 2019-07-01, 보건복지 Issue & Focus 364호, pp.1-8
