Guidance for use of weights: an analysis of different types of weights and their implications when using SAS PROCs
The project described was partially supported by the National Institutes of Health,Grant UL1TR001442 of CTSA funding beginning 13 August 2015 and beyond and by the Navy Bureau of Medicine and Surgery under work unit no.N1240
2020-11-25(万方平台首次上网日期,不代表论文的发表时间)
共7页
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