摘要 目的：描述足月引产前宫颈成熟过程中Dilapan-S（DS）引起的超声宫颈变化，并探讨其与分娩方式的相关性。 方法：这项前瞻性观察性研究纳入了宫颈条件不佳（Bishop评分≤4）的足月（>37周 ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible resultsSome results have been hidden because they may be inaccessible to you
Show inaccessible results