如何使用cochrane library进行文献检索? - 知乎
方法:计算机检索pubmed,cochrane library,embase,中国生物医学文摘
pubmed( n=557),the cochrane library( n=23),embase( n=168)
cochranelibrarymeta避不开的数据库
library(rmeta);data(cochrane);steroid -meta.mh(n.trt,n.ctrl,ev.
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