Pulse index (PI) was increased.

脉动指数(PI)增大。

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The combination of three parameters of Doppler is pulse index (PI), resistance index (RI), A/B ratio together with.

用搏动指数、阻力指数、A/B比值，结合二维实时显像对胎儿宫内生长迟缓、畸形、宫内胎儿死亡的研究。

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The combination of three parameters of Doppler is pulse index (PI), resistance index (RI), A/B ratio together with.

用搏动指数、阻力指数、A/B比值，结合二维实时显像对胎儿宫内生长迟缓、畸形、宫内胎儿死亡的研究。

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