Correlation between the Predominant Blood Flow in the Chorionic Villi and Early Spontaneous Abortion

ZHANG Yi, WANG Hong, ZHANG Zhi-kun, ZHANG Qi, XIE Qing, WANG Xin-yan, ZHANG Yin-feng

Journal of International Reproductive Health/Family Planning . 2022, (2): 94 -100 . DOI: 10.12280/gjszjk.20210510