ICT를 활용한 공공형 M-Health 사업의 건강개선 효과평가: 처치-대조군을 중심으로 성향점수매칭과 이중차이분석 = Evaluation of Health Improvement Effect of M-Health Project in Public Sector Using ICT : Propensity Score Matching Method and Difference in Differences with Comparison Groups
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