Results 121 to 130 of about 1,390 (162)

MR体素内不相干运动成像对中晚孕期正常胎盘血流灌注的定量评价

open access: yesZhongshan Daxue xuebao. Yixue kexue ban, 2016
摘 要: 【目的】 评价磁共振体素不相干运动(IVIM)成像定量测量正常妊娠胎盘血流灌注的价值?探讨正常中晚孕期胎盘血液灌注的变化规律? 【方法】 搜集54例因胎儿轻微先天性发育异常来进行磁共振检查的妊娠中晚期单胎孕妇,所有孕妇在1. 5 T磁共振仪进行胎盘的IVIM-DWI成像来计算灌注分数,并通过彩色多普勒超声测量子宫动脉的搏动指数(PI)?54例孕妇依照不同的孕龄(GA)分为Ⅰ组(GA 24 - 26周)(n = 14)?Ⅱ组 (GA 27 - 33周)(n = 25)?Ⅲ组(GA 34 ...
doaj  

[Research progress on the roles of primary cilia in fertility]. [PDF]

open access: yesZhejiang Da Xue Xue Bao Yi Xue Ban
Yuan Y, Liu R, Huang H.
europepmc   +1 more source

[Factors influencing very preterm birth at less than 32 weeks of gestation: a multicenter retrospective study]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Wang HJ   +6 more
europepmc   +1 more source

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