Umbilical vein, ductus venosus and venous ligament and ligamentum teres hepatis were anatomized, observed and measured.

解剖观测脐静脉、静脉导管及肝圆韧带、静脉韧带等。

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Methods: Umbilical vein, ductus venosus and venous ligament and ligamentum teres hepatis were anatomized, observed and measured.

方法：解剖观测脐静脉、静脉导管及肝圆韧带、静脉韧带等。

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