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Korea Institute for Health and Social Affairs, 1990-07-01, 보건사회논집, vol. 10, no. 1, pp. 116 - 124
Korea Institute for Health and Social Affairs, 1990-07-01, 보건사회논집, vol. 10, no. 1, pp. 19 - 32
Korea Institute for Health and Social Affairs, 1990-07-01, 보건사회논집, vol. 10, no. 1, pp. 101 - 115
Korea Institute for Health and Social Affairs, 1990
Korea Institute for Health and Social Affairs, 1990
Korea Institute for Health and Social Affairs, 1990