Figure 2
From: Spatial analysis of the effect of the 2010 heat wave on stroke mortality in Nanjing, China

Distribution of stroke mortality cases in A1 (heat wave), A2 (reference period 1) and A3 (reference period 2).
Kernel density of cases was used to preserve confidentiality. Maps were generated using ArcGIS (version 10.0; ESRI, Redlands, CA).