Frequency of maternal infection or antibiotic treatment in pregnancy and by pregnancy trimester.
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Note some women had more than one exposure in the same (or in another) trimester.aany time from 1st day of last menstrual period (LMP) to index date (for cases this is the date of pre-eclampsia, for controls this is the date they reached the same gestational age as their matched case at the case’s index date).
创建时间：
2015-12-02
