Serial sections were obtained by frozen section methods and stained by HE. The geometrical morphology data of umbilical cord vein were measured by the computer image analysis system.
横断取材，冰冻切片，HE法染色，用计算机图像分析系统测量其几何形态学指标。
Serial sections were obtained by frozen section methods and stained by HE. The geometrical morphology data of umbilical cord vein were measured by the computer image analysis system.
横断取材，冰冻切片，HE法染色，用计算机图像分析系统测量其几何形态学指标。
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