
Value of the anterior cervical angle combined with cervical length measured by ultrasound for predicting the spontaneous preterm labor of pregnant women
TAO Yucheng1, DING Wenbo1, WU Xinping1, CHENG Chen1, LU Qing2, LI Jie1
Chinese Journal of Family Planning ›› 2021, Vol. 29 ›› Issue (12) : 2679.
Value of the anterior cervical angle combined with cervical length measured by ultrasound for predicting the spontaneous preterm labor of pregnant women
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