• Objective This paper is to investigate the ratio of the systolic peak value and the end-diastolic velocity of blood flow (S/D value) and its clinical value, which can predict fetal anoxia.

    目的探讨动脉收缩期血流峰值S舒张末期血流速度D比值(S/D)对预测胎儿宫内缺氧临床价值

    youdao

  • Objective This paper is to investigate the ratio of the systolic peak value and the end-diastolic velocity of blood flow (S/D value) and its clinical value, which can predict fetal anoxia.

    目的探讨动脉收缩期血流峰值S舒张末期血流速度D比值(S/D)对预测胎儿宫内缺氧临床价值

    youdao

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