When the obstetric conjugata and BPD difference & lt ; ( 2.1 ) cm , the happenness of operation delivery increased.

  • 当骨盆入口前后径与胎儿双顶径的差值 & lt; 2.1cm时剖宫产的发生率增加.

  • 互联网摘选 2025-01-18 10:38:59

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