Effect of progesterone on cervical shortening in women at risk for preterm birth: secondary analysis from a multinational, randomized, double-blind, placebo-controlled trial.
Ultrasound in Obstetrics & Gynecology（2009）
摘要
Intravaginal progesterone enhances preservation of cervical length in women at high risk for preterm birth.
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关键词
cervical length,cervix,premature cervical shortening,preterm birth,progesterone
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