venn4: 4-Way Venn Diagram
In cfbeuchel/CarlHelpR: A Package With Functions

Plot a non-proportional 4-Way Venn Diagram. This function is from the package sytemPipeR found here: http://faculty.ucr.edu/~tgirke/Documents/R_BioCond/My_R_Scripts/vennDia.R or https://bioconductor.org/packages/release/bioc/html/systemPipeR.html

1 2	venn4(x1, y1, z1, w1, mytitle = "4-Way Venn Diagram", mylabels = NA, plotte = T)

`x1`	first vector to be matched
`y1`	second vector to be matched
`z1`	third vector to be matched
`w1`	third vector to be matched
`mytitle`	Title of the plot
`mylabels`	Labels for plotting
`plotte`	...