Study area women were enrolled at 20-26 weeks' gestation in a prospective population-based cohort study that was conducted from 2003 to 2005.
2003年至2005年进行的前瞻性以人群为基础的群组研究项目在研究地区招募了怀孕20—26周的妇女。
Methods and results: Population-based, cohort study, from 2002 through 2004 in the United Kingdom General Practice Research Database (GPRD), involving patients surviving 90 days after their first AMI.
方法和结果： 基于2002-2004英国实践研究总数据库（GPRD）的总体性队列研究， 其中包括首次AMI后生存90天病人…
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