用于显示元素集合重叠区域的图示，能够展示不同数据之间的交集、差集，最多可以输入30个列表。BioVenn: http://www.cmbi.ru.nl/cdd/biovenn/index.phpVenn: http://bioinformatics.psb.ugent.be/webtools/Venn/VENNY: http://bioinfogp.cnb.csic.es/tools/venny/index.htmlVenn Diagram Plotter: http://omics.pnl.gov/software/venn-diagram-plotterVennDiagram: R package http://cran.r-project.org/web/packages/VennDiagram/index.html
