基于多维风险指数的农村留守儿童风险预警和分级干预机制研究
曹艳春，戴建兵
Early Warning and Graded Intervention Mechanisms of the Rural Left-behind Based on Multidimensional Risk Index
CAO Yan-chun， DAI Jian-bing
东北大学学报（社会科学版）
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2016, (5): 503
-509
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DOI: 10.15936/j.cnki.1008-3758.2016.05.010
