somehow it is not mentioned which software was used to generate the graphics; not even in the original article: http://journals.plos.org/plosone/article?id=10.1

somehow it is not mentioned which software was used to generate the graphics; not even in the original article: http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0166083 http://journals.plos.org/plosone/article?id=10.1371/journal....