1. Methods The ultrasonographic images in 76 patients with abruptio placentae were reviewed.
   方法对76例被临床及病理证实为胎盘早剥的声像图表现进行回顾性分析。
2. Objective To explore clinical value of color Doppler flow imaging(CDFI) for diagnosis of abruptio placentae.
   目的探讨彩超诊断胎盘早剥的临床价值。

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