不同缺失机制并存时应答偏倚校正方法在医保学生医疗费用调查中的应用
불동결실궤제병존시응답편의교정방법재의보학생의료비용조사중적응용
Study on correction of data bias caused by different missing mechanisms in survey of medical expenditure among students enrolling in Urban Resident Basic Medical Insurance
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