Low-dose aspirin for the prevention of preterm delivery in nulliparous women with a singleton pregnancy (ASPIRIN): a randomised, double-blind, placebo-controlled trial.
The Lancet（2020）
摘要
Eunice Kennedy Shriver National Institute of Child Health and Human Development.
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关键词
aspirin,singleton pregnancy,preterm delivery,low-dose,double-blind,placebo-controlled
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