Odds ratios of death from gastric cancer for screened subjects compared with never-screened subjects.
收藏数据链接：
官方服务：
资源简介：
The odds ratios were calculated for those who had participated in endoscopic or radiographic screening within 12, 24, 36, and 48 months before the reference date when the case subjects were diagnosed as having gastric cancer, compared with individuals who had never participated in any screening.
创建时间：
2015-12-02
