It's nice that the article is open access and even includes the R code use to perform the analysis [1] http://www.nature.com/ncomms/2016/160816/ncomms12474/ful

It's nice that the article is open access and even includes the R code use to perform the analysis [1] http://www.nature.com/ncomms/2016/160816/ncomms12474/full/ncomms12474.html http://www.nature.com/ncomms/2016/160816/ncomms12474/full/nc... [2] http://www.nature.com/article-assets/npg/ncomms/2016/160816/ncomms12474/extref/ncomms12474-s5.txt http://www.nature.com/article-assets/npg/ncomms/2016/160816/...