Forty-two data sources were consulted to locate retracted articles.
收藏数据链接：
官方服务：
资源简介：
For each source, the specific query used and number of records returned during the most recent query are indicated. Field abbreviations are: KW = key word; PT = publication type; SO = source (i.e. journal) title; TI = title.
创建时间：
2015-12-02
