The ultra vessel structure of Zusanli point and non-point zone were observed with the method of ABS vessel cast form under electronic microscope.
采用ABS血管铸型的电镜观察方法，观察了足三里穴和对比穴区的血管超微形态结构。
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METHODS: The lymphangial configuration was observed under a light microscope and a transmission electron microscope by using semi-thin sections and ultra-thin sections technique respectively.