Link Between Balkan Endemic Nephropathy and Distribution of Aristolochia clematitis, Air Pollution and Pliocene Lignite Coal

R script used to analyze the presence of Aristolochia clematitis plant in relation to geographic distribution of Balkan Endemic Nephropathy (BEN). The dataset on the plant distribution was downloaded from gbif.org and biologer.org. The data on BEN endemic settlements was compiled using all the available literature and observational data.