输卵管堵有治吗 补充说明：输卵管堵有治吗毛毛也是雨 9小时前 得了输卵管阻碍好治，可采取导丝复通术、输卵管符合术、输卵管造口术、输卵管伞成形术、输卵管切除术、输卵管卵巢粘连松解术等治。
I am working with a large list of points (each point has three dimensions x,y,z). I am pretty new with R, so I would like to know what is the best way to represent that kind of information.As far as
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