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Korea Institute for Health and Social Affairs, 1990
Korea Institute for Health and Social Affairs, 1990
Korea Institute for Health and Social Affairs, 1990
Korea Institute for Health and Social Affairs, 1990
Korea Institute for Health and Social Affairs, 1990
한국인구보건연구원, 1989-12-01, 인구보건논집 제9권 제2호, pp.116-138