Fig. 1From: Spatio-temporal epidemiology of the tuberculosis incidence rate in Iran 2008 to 2018Map of the study area. Iran location (A) on a world map and (B) on map of the Middle East; (C) indicates the 30 provinces of Iran. The colours from pale yellow to dark brown indicate the changing population density per km2 from low to high. The numbers in each of the polygons are identification codes for the study locations (provinces). The figure has been created by free QGIS softwareBack to article page