【作者(必填)】
2323
【文题(必填)】
Semiparametric efficiency gains from parametric restrictions on propensity scores
【年份(必填)】
23
【全文链接或数据库名称(选填)】https://academic.oup.com/biomet/advance-article-abstract/doi/10.1093/biomet/asae034/7708396?redirectedFrom=fulltext